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<p><-- Begin file 24 of 26:  X  (Version 0.51) of

           This file is part 24 of the GNU version of
     The Collaborative International Dictionary of English
               Also referred to as GCIDE
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 

GCIDE is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GCIDE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this copy of GCIDE.  If not, see <http://www.gnu.org/licenses/>.
           * * * * * * * * * * * * * * * * * * * * *
           This dictionary was derived from the
         Webster's Revised Unabridged Dictionary
                 Version published 1913
               by the  C. & G. Merriam Co.
                   Springfield, Mass.
                 Under the direction of
                Noah Porter, D.D., LL.D.

                        and from
          WordNet(R), a semantic network created by
              the Cognitive Science Department
                 of Princeton University
                  under the direction of
                   Prof. George Miller

             and is being updated and supplemented by
         an open coalition of volunteer collaborators from
                       around the world.

     This electronic dictionary is the starting point for an 
ongoing project to develop a modern on-line comprehensive encyclopedic
dictionary, by the efforts of all individuals willing to help build a
large and freely available knowledge base.  Contributions of data,
time, and effort are requested from any person willing to assist creation
of a comprehensive and organized knowledge base for free access on the
internet.  Anyone willing to assist in any way in constructing such a
knowledge base should contact:

     Patrick Cassidy          cassidy@micra.com
     735 Belvidere Ave.       Office: (908)668-5252
     Plainfield, NJ 07062
     (908) 561-3416

   Last edit September 18, 2002.

 --></p>

<p><centered><point26>X.</point26></centered></p>

<p><ent>X</ent><br/
<hw>X</hw> <pr>(<ecr/ks)</pr>. <def>X, the twenty-fourth letter of the English alphabet, has three sounds; a compound nonvocal sound (that of <xex>ks</xex>), as in <xex>wax</xex>; a compound vocal sound (that of <xex>gz</xex>), as in <xex>example</xex>; and, at the beginning of a word, a simple vocal sound (that of <it>z</it>), as in <xex>xanthic</xex>.  See <xex>Guide to Pronunciation</xex>, <sect/<sect/ 217, 270, 271.</def><br/
[<source>1913 Webster</source>]</p>

<p><note> The form and value of X are from the Latin X, which is from the Greek <CHI/, which in some Greek alphabets had the value of <xex>ks</xex>, though in the one now in common use it represents an aspirated sound of <xex>k</xex>.</note><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthamide</ent><br/
<hw>Xanth*am"ide</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xanth</ets>ic + <ets>amide</ets>.]</ety> <fld>(Chem.)</fld> <def>An amido derivative of xanthic acid obtained as a white crystalline substance, <chform>C2H5O.CS.NH2</chform>; -- called also <altname>xanthogen amide</altname>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthate</ent><br/
<hw>Xan"thate</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[See <er>Xanthic</er>.]</ety> <fld>(Chem.)</fld> <def>A salt of xanthic; a xanthogenate.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthelasma</ent><br/
||<hw>Xan`the*las"ma</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL.; Gr. <grk>xanqo`s</grk> yellow + <grk>'e`lasma</grk> a metal plate.]</ety> <fld>(Med.)</fld> <def>See <er>Xanthoma</er>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthian</ent><br/
<hw>Xan"thi*an</hw> <pr>(?)</pr>, <pos>a.</pos> <def>Of or pertaining to <etsep>Xanthus</etsep>, an ancient town on Asia Minor; -- applied especially to certain marbles found near that place, and now in the British Museum.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthic</ent><br/
<hw>Xan"thic</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[Gr. <grk>xanqo`s</grk> yellow: cf. F. <ets>xanthique</ets>.]</ety><br/
[<source>1913 Webster</source>]</p>

<p><sn>1.</sn> <def>Tending toward a yellow color, or to one of those colors, green being excepted, in which yellow is a constituent, as scarlet, orange, etc.</def><br/
[<source>1913 Webster</source>]</p>

<p><sn>2.</sn> <fld>(Chem.)</fld> <sd>(a)</sd> <def>Possessing, imparting, or producing a yellow color; <as>as, <ex>xanthic</ex> acid</as>.</def>  <sd>(b)</sd> <def>Of or pertaining to xanthic acid, or its compounds; xanthogenic.</def>  <sd>(c)</sd> <def>Of or pertaining to xanthin.</def><br/
[<source>1913 Webster</source>]</p>

<p><cs><col><b>Xanthic acid</b></col> <fld>(Chem.)</fld>, <cd>a heavy, astringent, colorless oil, <chform>C2H5O.CS.SH</chform>, having a pungent odor. It is produced by leading carbon disulphide into a hot alcoholic solution of potassium hydroxide. So called from the yellow color of many of its salts. Called also <altname>xanthogenic acid</altname>.</cd> -- <col><b>Xanthic colors</b></col> <fld>(Bot.)</fld>, <cd>those colors (of flowers) having some tinge of yellow; -- opposed to <contr>cyanic colors</contr>.  See under <er>Cyanic</er>.</cd></cs><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthide</ent><br/
<hw>Xan"thide</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[See <er>Xantho-</er>.]</ety> <fld>(Chem.)</fld> <def>A compound or derivative of xanthogen.</def>  <mark>[Archaic]</mark><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthidium</ent><br/
||<hw>Xan*thid"i*um</hw> <pr>(?)</pr>, <pos>n.</pos>; <plu><it>pl.</it> <plw>Xanthidia</plw> <pr>(?)</pr>.</plu> <ety>[NL., fr. Gr. <grk>xanqo`s</grk> yellow.]</ety> <fld>(Bot.)</fld> <def>A genus of minute unicellular algae of the desmids. These algae have a rounded shape and are armed with glochidiate or branched aculei. Several species occur in ditches, and others are found fossil in flint or hornstone.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthin</ent><br/
<hw>Xan"thin</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xanqo`s</grk> yellow.]</ety> <sn>1.</sn> <def>same as <er>xanthine</er>.</def><br/
[<source>1913 Webster</source>]</p>

<p><sn>2.</sn> <fld>(Chem.)</fld> <def>A yellow insoluble coloring matter extracted from yellow flowers; specifically, the coloring matter of madder.</def>  <altsp>[Formerly written also <asp>xanthein</asp>.]</altsp><br/
[<source>1913 Webster</source>]</p>

<p><sn>3.</sn> <fld>(Chem.)</fld> <def>One of the gaseous or volatile decomposition products of the xanthates, and probably identical with carbon disulphide.</def>  <mark>[Obs.]</mark><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthin</ent><br/
<ent>Xanthine</ent><br/
<mhw>{ <hw>Xan"thine</hw> <pr>(?)</pr>, <pos>n.</pos> Also <hw>Xan"thin</hw>  }</mhw>. <ety>[Gr. <grk>xanqo`s</grk> yellow.]</ety> <fld>(Physiol. Chem.)</fld> <def>A type of purine obtainable as a white microcrystalline powder, <chform>C5H4O2N4</chform>, present in muscle tissue, in the liver, spleen, pancreas, and other organs, and also in urine (in small quantities) and some urinary calculi, and in the juices of certain plants; -- so called because it leaves a yellow residue when evaporated to dryness with nitric acid. It is also present in guano.  Xanthine is closely related to uric acid.</def><br/
[<source>Webster 1913 Suppl.</source>]</p>

<p><ent>Xanthinine</ent><br/
<hw>Xan"thi*nine</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xanqo`s</grk> yellow + qu<ets>inine</ets>.]</ety> <fld>(Chem.)</fld> <def>A complex nitrogenous substance related to urea and uric acid, produced as a white powder; -- so called because it forms yellow salts, and because its solution forms a blue fluorescence like quinine.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthium</ent><br/
||<hw>Xan"thi*um</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., fr. Gr. <grk>xa`nqion</grk> a plant used for dyeing the hair yellow, said to be the <spn>Xanthium strumarium</spn>, from <grk>xanqo`s</grk> yellow.]</ety> <fld>(Bot.)</fld> <def>A genus of composite plants in which the scales of the involucre are united so as to form a kind of bur; cocklebur; clotbur.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xantho-</ent><br/
<hw>Xan"tho-</hw> <pr>(?)</pr>. <def>A combining form from Gr. <grk>xanqo`s</grk> yellow; as in <ex>xantho</ex>cobaltic salts. Used also adjectively in chemistry.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthocarpous</ent><br/
<hw>Xan`tho*car"pous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>karpo`s</grk> fruit.]</ety> <fld>(Bot.)</fld> <def>Having yellow fruit.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthochroi</ent><br/
||<hw>Xan*thoch"ro*i</hw> <pr>(?)</pr>, <pos>n. pl.</pos> <ety>[NL.  See <er>Xanthochroic</er>.]</ety> <fld>(Ethnol.)</fld> <def>A division of the Caucasian races, comprising the lighter-colored members.</def><br/
[<source>1913 Webster</source>]</p>

<p><q>The <qex>Xanthochroi</qex>, or fair whites, . . . are the prevalent inhabitants of Northern Europe, and the type may be traced into North Africa, and eastward as far as Hindostan.</q> <rj><qau>Tylor.</qau></rj><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthochroic</ent><br/
<hw>Xan`tho*chro"ic</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>chro`a</grk> color.]</ety> <fld>(Ethnol.)</fld> <def>Having a yellowish or fair complexion; of or pertaining to the Xanthochroi.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthochroid</ent><br/
<hw>Xan"tho*chroid</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[See under <er>Xanthrochroic</er>, <er>-oid</er>.]</ety> <fld>(Ethnol.)</fld> <def>Having a yellowish or fair complexion.</def> -- <def2><pos>n.</pos>  <def>A person having xanthochroid traits.</def></def2><br/
[<source>Webster 1913 Suppl.</source>]</p>

<p><ent>Xanthochroism</ent><br/
<hw>Xan*thoch"ro*ism</hw> <pr>(?)</pr>, <pos>n.</pos> <def>Abnormal coloration of feathers in which yellow replaces the normal color, as in certain parrots. It is commonly due to lack of the dark pigment which with yellow forms green.</def><br/
[<source>Webster 1913 Suppl.</source>]</p>

<p><ent>Xanthodontous</ent><br/
<hw>Xan`tho*don"tous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>'odoy`s</grk>, <grk>'odo`ntos</grk>, tooth.]</ety> <def>Having yellow teeth.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthogen</ent><br/
<hw>Xan"tho*gen</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + <ets>-gen</ets>.]</ety> <fld>(Chem.)</fld> <sd>(a)</sd> <def>The hypothetical radical supposed to be characteristic of xanthic acid.</def> <mark>[Archaic]</mark> <sd>(b)</sd> <def>Persulphocyanogen.</def>  <mark>[R.]</mark><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthogenate</ent><br/
<hw>Xan"tho*gen*ate</hw> <pr>(?)</pr>, <pos>n.</pos> <fld>(Chem.)</fld> <def>A salt of xanthic acid.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthogenic</ent><br/
<hw>Xan`tho*gen"ic</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[See <er>Xantho-</er>, and <er>-gen</er>.]</ety> <fld>(Chem.)</fld> <def>Producing a yellow color or compound; xanthic.  See <cref>Xanthic acid</cref>, under <er>Xanthic</er>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthoma</ent><br/
||<hw>Xan*tho"ma</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL.  See <er>Xantho-</er>, and <er>-oma</er>.]</ety> <fld>(Med.)</fld> <def>A skin disease marked by the development or irregular yellowish patches upon the skin, especially upon the eyelids; -- called also <altname>xanthelasma</altname>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthomatous</ent><br/
<hw>Xan*thom"a*tous</hw> <pr>(?)</pr>, <pos>a.</pos> <fld>(Med.)</fld> <def>Of or pertaining to xanthoma.</def><br/
[<source>Webster 1913 Suppl.</source>]</p>

<p><ent>Xanthomelanous</ent><br/
<hw>Xan`tho*mel"a*nous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[Pref. <ets>xantho-</ets> + Gr. <?/, <?/, black.]</ety> <fld>(Ethnol.)</fld> <def>Of or pertaining to the lighter division of the Melanochroi, or those races having an olive or yellow complexion and black hair.</def><br/
[<source>Webster 1913 Suppl.</source>]</p>

<p><ent>Xanthophane</ent><br/
<hw>Xan"tho*phane</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>fai`nein</grk> to show.]</ety> <fld>(Physiol.)</fld> <def>The yellow pigment present in the inner segments of the retina in animals.  See <er>Chromophane</er>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthophyll</ent><br/
<hw>Xan"tho*phyll</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>fy`llon</grk> leaf.]</ety> <fld>(Bot.)</fld> <def>A yellow coloring matter found in yellow autumn leaves, and also produced artificially from chlorophyll; -- formerly called also <altname>phylloxanthin</altname>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthopous</ent><br/
<hw>Xan"tho*pous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>poy`s</grk>, <grk>podo`s</grk>, foot.]</ety> <fld>(Bot.)</fld> <def>Having a yellow stipe, or stem.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthoproteic</ent><br/
<hw>Xan`tho*pro*te"ic</hw> <pr>(?)</pr>, <pos>a.</pos> <fld>(Physiol. Chem.)</fld> <def>Pertaining to, or derived from, xanthoprotein; showing the characters of xanthoprotein; <as>as, <ex>xanthoproteic</ex> acid; the <ex>xanthoproteic</ex> reaction for albumin.</as></def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthoprotein</ent><br/
<hw>Xan`tho*pro"te*in</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + <ets>protein</ets>.]</ety> <fld>(Physiol. Chem.)</fld> <def>A yellow acid substance formed by the action of hot nitric acid on albuminous or proteid matter. It is changed to a deep orange-yellow color by the addition of ammonia.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthopuccine</ent><br/
<hw>Xan`tho*puc"cine</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + <ets>pucc</ets>oon + <ets>-ine</ets>.]</ety> <fld>(Chem.)</fld> <def>One of three alkaloids found in the root of the yellow puccoon (<spn>Hydrastis Canadensis</spn>). It is a yellow crystalline substance, and resembles berberine.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthorhamnin</ent><br/
<hw>Xan`tho*rham"nin</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[<ets>Xantho-</ets> + NL. <ets>Rhamnus</ets>, the generic name of the plant bearing Persian berries.]</ety> <fld>(Chem.)</fld> <def>A glucoside extracted from Persian berries as a yellow crystalline powder, used as a dyestuff.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthorhiza</ent><br/
<hw>Xan`tho*rhi"za</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., fr. Gr. <grk>xanqo`s</grk> yellow + <grk>"ri`za</grk> root.]</ety> <fld>(Bot.)</fld> <def>A genus of shrubby ranunculaceous plants of North America, including only the species <spn>Xanthorhiza apiifolia</spn>, which has roots of a deep yellow color; yellowroot. The bark is intensely bitter, and is sometimes used as a tonic.</def><br/
[<source>1913 Webster</source>]</p>

<p><-- p. 1671 --><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthorhoea</ent><br/
||<hw>Xan`tho*rhoe"a</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., from Gr. <grk>xanqo`s</grk> yellow + <grk>"rei^n</grk> to flow.]</ety> <fld>(Bot.)</fld> <def>A genus of endogenous plants, native to Australia, having a thick, sometimes arborescent, stem, and long grasslike leaves.  See <er>Grass tree</er>.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthose</ent><br/
<hw>Xan"those</hw> <pr>(?)</pr>, <pos>n.</pos> <fld>(Chem.)</fld> <def>An orange-yellow substance found in pigment spots of certain crabs.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthosis</ent><br/
||<hw>Xan*tho"sis</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., fr. Gr. <grk>xanqo`s</grk> yellow.]</ety> <fld>(Med.)</fld> <def>The yellow discoloration often observed in cancerous tumors.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthospermous</ent><br/
<hw>Xan`tho*sper"mous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[<ets>Xantho-</ets> + Gr. <grk>spe`rma</grk> sperm.]</ety> <fld>(Bot.)</fld> <def>Having yellow seeds.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthous</ent><br/
<hw>Xan"thous</hw> <pr>(?)</pr>, <pos>a.</pos> <ety>[Gr. <grk>xanqo`s</grk> yellow.]</ety> <def>Yellow; specifically <fld>(Ethnol.)</fld>, of or pertaining to those races of man which have yellowish, red, auburn, or brown hair.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthoxylene</ent><br/
<hw>Xan*thox"y*lene</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[See <er>Xanthoxylum</er>.]</ety> <fld>(Chem.)</fld> <def>A liquid hydrocarbon of the terpene series extracted from the seeds of a Japanese prickly ash (<spn>Xanthoxylum pipertium</spn>) as an aromatic oil.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xanthoxylum</ent><br/
||<hw>Xan*thox"y*lum</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., from Gr. <grk>xanqo`s</grk> yellow + <grk>xy`lon</grk> wood.]</ety> <fld>(Bot.)</fld> <def>A genus of prickly shrubs or small trees, the bark and rots of which are of a deep yellow color; prickly ash.</def><br/
[<source>1913 Webster</source>]</p>

<p><note><hand/ The commonest species in the Northern United States is <spn>Xanthoxylum Americanum</spn>.  See <cref>Prickly ash</cref>, under <er>Prickly</er>.</note><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xe</ent><br/
<hw>Xe</hw> <pr>(?)</pr>, <pos>n.</pos> <def>The chemical symbol for the chemical element <er>xenon</er>, having atomic number 54; it is one of the six noble gases.</def><br/
<syn><b>Syn. --</b> xenon.</syn><br/
[<source>WordNet 1.5</source>]</p>

<p><ent>Xebec</ent><br/
<hw>Xe"bec</hw> <pr>(z<emac/"b<ecr/k)</pr>, <pos>n.</pos> <ety>[Sp. <ets>jabegue</ets>, formerly spelt <ets>xabeque</ets>, or Pg. <ets>xabeco</ets>; both from Turk. <ets>sumbeki</ets> a kind of Asiatic ship; cf. Per. <ets>sumbuk</ets>, Ar. <ets>sumb<umac/k</ets> a small ship.]</ety> <fld>(Naut.)</fld> <def>A small three-masted vessel, with projecting bow and stern and convex decks, used in the Mediterranean for transporting merchandise, etc.  It carries large square sails, or lateen sails, or both.  Xebecs were formerly armed and used by corsairs.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xeme</ent><br/
<hw>Xeme</hw> <pr>(z<emac/m)</pr>, <pos>n.</pos> <fld>(Zool.)</fld> <def>An Arctic fork-tailed gull (<spn>Xema Sabinii</spn>).</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenarthra</ent><br/
<hw>Xen*ar"thra</hw> <pos>prop. n.</pos>  <def>The suborder of mammals including the armadillos, American anteaters, and sloths.</def><br/
<syn><b>Syn. --</b> suborder <ord>Xenarthra</ord>.</syn><br/
[<source>WordNet 1.5</source>]</p>

<p><ent>Xenelasia</ent><br/
||<hw>Xen`e*la"si*a</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[NL., from Gr. <grk>xenhlasi`a</grk> expulsion of strangers.]</ety> <fld>(Gr. Antiq.)</fld> <def>A Spartan institution which prohibited strangers from residing in Sparta without permission, its object probably being to preserve the national simplicity of manners.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenicidae</ent><br/
<hw>Xe*ni"ci*dae</hw> <pr>(?)</pr>, <pos>pr. n.</pos>  <def>A natural family of birds comprising the New Zealand wrens, synonymous with <fam>Acanthisittidae</fam>.</def><br/
<syn><b>Syn. --</b> family Xenicidae, Acanthisittidae, family Acanthisittidae.</syn><br/
[<source>WordNet 1.5</source>]</p>

<p><ent>Xenicus</ent><br/
<hw>Xe"ni*cus</hw> <pr>(?)</pr>, <pos>pr. n.</pos> <def>The type genus for the bird family <fam>Xenicidae</fam>.</def><br/
<syn><b>Syn. --</b> genus <gen>Xenicus</gen>.</syn><br/
[<source>WordNet 1.5</source>]</p>

<p><ent>Xenium</ent><br/
||<hw>Xe"ni*um</hw> <pr>(z<emac/"n<icr/*<ucr/m)</pr>, <pos>n.</pos>; <plu><it>pl.</it> <plw>Xenia</plw> <pr>(z<emac/"n<icr/*<adot/)</pr>.</plu> <ety>[L., from Gr. <grk>xe`nion</grk> gift to a guest, fr. <grk>xe`nos</grk> guest.]</ety> <fld>(Class. Antiq.)</fld> <def>A present given to a guest or stranger, or to a foreign ambassador.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenodochium</ent><br/
||<hw>Xen`o*do*chi"um</hw> <pr>(z<ecr/n`<osl/*d<osl/*k<imac/"<ucr/m)</pr>, <pos>n.</pos> <ety>[LL., fr. L. <ets>xenodochium</ets> a building for the reception of strangers, Gr. <grk>xenodochei^on</grk> .]</ety> <sd>(a)</sd> <fld>(Class. Antiq.)</fld> <def>A house for the reception of strangers.</def>  <sd>(b)</sd> <def>In the Middle Ages, a room in a monastery for the reception and entertainment of strangers and pilgrims, and for the relief of paupers. [Called also <altname>Xenodocheion</altname>.]</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenodochy</ent><br/
<hw>Xe*nod"o*chy</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xenodochi`a</grk>.]</ety> <def>Reception of strangers; hospitality.</def>  <mark>[R.]</mark><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenon</ent><br/
<hw>Xen"on</hw> <pr>(z<ecr/n"<ocr/n; z<emac/"n<ocr/n)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xe`non</grk>, neut. of <grk>xe`nos</grk> strange.]</ety> <fld>(Chem.)</fld> <def>A very heavy, inert gaseous element of the noble gas group, occurring in the atmosphere in the proportion of one volume is about 20 millions.  It was discovered by <person>Ramsay</person> and <person>Travers</person> in 1898.  It can be condensed to a liquid boiling at -107<deg/ C., and to a solid which melts at -111.9<deg/ C.  Symbol <it>Xe</it> (formerly also <it>X</it>); atomic number 54; atomic weight 131.3.</def><br/
[<source>Webster 1913 Suppl.</source> <source>+PJC</source>]</p>

<p><ent>Xenogamy</ent><br/
<hw>Xe*nog"a*my</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xe`nos</grk> strange, foreign + <grk>ga`mos</grk> marriage.]</ety> <fld>(Bot.)</fld> <def>Cross fertilization.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenogenesis</ent><br/
<hw>Xen`o*gen"e*sis</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xe`nos</grk> a stranger + E. <ets>genesis</ets>.]</ety> <fld>(Biol.)</fld> <sd>(a)</sd> <def>Same as <er>Heterogenesis</er>.</def>  <sd>(b)</sd> <def>The fancied production of an organism of one kind by an organism of another.</def>  <rj><au>Huxley.</au></rj><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenogenetic</ent><br/
<hw>Xen`o*ge*net"ic</hw> <pr>(?)</pr>, <pos>a.</pos> <fld>(Biol.)</fld> <def>Of or pertaining to xenogenesis; <as>as, the <ex>xenogenetic</ex> origin of microzymes</as>.</def>  <rj><au>Huxley.</au></rj><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenomania</ent><br/
<hw>Xen`o*ma"ni*a</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xe`nos</grk> strange + E. <ets>mania</ets>.]</ety> <def>A mania for, or an inordinate attachment to, foreign customs, institutions, manners, fashions, etc.</def>  <mark>[R.]</mark>  <rj><au>Saintsbury.</au></rj><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenomi</ent><br/
||<hw>Xen"o*mi</hw> <pr>(?)</pr>, <pos>prop. n. pl.</pos> <ety>[NL., from Gr. <grk>xe`nos</grk> strange.]</ety> <fld>(Zool.)</fld> <def>A suborder of soft-rayed fresh-water fishes of which the blackfish of Alaska (<spn>Dallia pectoralis</spn>) is the type.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenopterygii</ent><br/
||<hw>Xe*nop`te*ryg"i*i</hw> <pr>(?)</pr>, <pos>prop. n. pl.</pos> <ety>[NL., from Gr. <grk>xe`nos</grk> strange + <?/, dim. of <?/ a wing.]</ety> <fld>(Zool.)</fld> <def>A suborder of fishes including <gen>Gobiesox</gen> and allied genera. These fishes have soft-rayed fins, and a ventral sucker supported in front by the pectoral fins. They are destitute of scales.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenotime</ent><br/
<hw>Xen"o*time</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xeno`timos</grk> honoring guests or strangers; <grk>xe`nos</grk> guest, stranger + <grk>timh`</grk> honor: cf. G. <ets>xenotim</ets>.]</ety> <fld>(Min.)</fld> <def>A native phosphate of yttrium occurring in yellowish-brown tetragonal crystals.</def><br/
[<source>1913 Webster</source>]</p>

<p><ent>Xenurine</ent><br/
<hw>Xe*nu"rine</hw> <pr>(?)</pr>, <pos>n.</pos> <ety>[Gr. <grk>xe`nos</grk> strange + <grk>o'yra`</grk> tail.]&