Webster's Revised Unabridged Dictionary (1913, 100,000 entries)
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Xylocopa Xy·loc"o·pa noun [ New Latin , from Greek ... cutting wood; xy`lon wood + ... to cut.] (Zoology) A genus of hymenopterous insects including the carpenter. See Carpenter bee , under Carpenter . -- Xy*loc"o*pine adjective
Xylogen Xy"lo·gen noun [ Xylo- + - gen .] (a) (Botany) Nascent wood; wood cells in a forming state. (b) Lignin.
Xylograph Xy"lo·graph noun [ Xylo- + - graph .] An engraving on wood, or the impression from such an engraving; a print by xylography.
Xylographer Xy·log"ra·pher noun One who practices xylography.
Xylographic, Xylographical Xy`lo·graph"ic, Xy`lo·graph"ic·al adjective [ Confer French xylographique .] Of or pertaining to xylography, or wood engraving.
Xylography Xy·log"ra·phy noun [ Xylo- + -graphy : confer French xylographie .] 1. The art of engraving on wood. 2. The art of making prints from the natural grain of wood. Knight. 3. A method pf printing in colors upon wood for purposes of house decoration. Ure.
Xyloid Xy"loid adjective [ Xyl o- + - oid .] Resembling wood; having the nature of wood.
Xyloidin Xy·loid"in noun [ Xyl o- + - oid .] (Chemistry) A substance resembling pyroxylin, obtained by the action of nitric acid on starch; -- called also nitramidin .
Xylol Xy"lol noun [ Xyl o- + Latin ol eum oil.] (Chemistry) Same as Xylene .
Xylology Xy·lol"o·gy noun [ Prefix xylo- + -logy .] The branch of dendrology treating of the gross and minute structure of wood.
Xylonite Xy"lon·ite noun See Zylonite .
Xylophaga Xy·loph"a·ga noun [ New Latin See Xylophagous .] (Zoology) A genus of marine bivalves which bore holes in wood. They are allied to Pholas.
Xylophagan Xy·loph"a·gan noun [ See Xylophagous .] (Zoology) (a) One of a tribe of beetles whose larvæ bore or live in wood. (b) Any species of Xylophaga. (c) Any one of the Xylophagides.
Xylophagides Xy`lo·phag"i·des noun plural [ See Xylophagous .] (Zoology) A tribe or family of dipterous flies whose larvæ live in decayed wood. Some of the tropical species are very large.
Xylophagous Xy·loph"a·gous adjective [ Greek ... eating wood; xy`lon wood + ... to eat.] (Zoology) (a) Eating, boring in, or destroying, wood; -- said especially of certain insect larvæ, crustaceans, and mollusks. (b) Of or pertaining to the genus Xylophaga.
Xylophilan Xy·loph"i·lan noun [ See Xylophilous .] (Zoology) One of a tribe of beetles ( Xylophili ) whose larvæ live on decayed wood.
Xylophilous Xy·loph"i·lous adjective [ Xylo- + Greek filei^n to love.] (Zoology) Of or pertaining to the xylophilans.
Xylophone Xy"lo·phone noun [ Xylo- + Greek fwnh` sound.] 1. (Mus.) An instrument common among the Russians, Poles, and Tartars, consisting of a series of strips of wood or glass graduated in length to the musical scale, resting on belts of straw, and struck with two small hammers. Called in Germany strohfiedel , or straw fiddle . 2. An instrument to determine the vibrative properties of different kinds of wood. Knight.
Xyloplastic Xy`lo·plas"tic adjective [ Xylo- + -plastic .] (Technol.) Formed of wood pulp by molds; relating to casts made of wood pulp in molds.
Xylopyrography Xy`lo·py·rog"ra·phy noun [ Xylo- + Greek ..., ..., fire + -graphy .] The art or practice of burning pictures on wood with a hot iron; -- called also poker painting . See Poker picture , under Poker .
Xyloquinone Xy`lo·qui"none noun [ Xyl ene + quinone .] (Chemistry) Any one of a group of quinone compounds obtained respectively by the oxidation of certain xylidine compounds. In general they are yellow crystalline substances.
Xylorcin Xy·lor"cin noun [ Xyl ene + orcin .] (Chemistry) A derivative of xylene obtained as a white crystalline substance which on exposure in the air becomes red; -- called also betaorcin .
Xylose Xy"lose noun [ Prefix xylo- + -ose .] (Chemistry) An unfermentable sugar of the pentose class, C 5 H 10 O 5 , formed by the hydrolysis of xylan; wood sugar.
Xylostein Xy·los"te·in noun [ Xylo- + Greek ... bone.] (Chemistry) A glucoside found in the poisonous berries of a species of honeysuckle ( Lonicera xylosteum ), and extracted as a bitter, white, crystalline substance.
Xylotile Xy"lo·tile noun Same as Parkesine .
Xylotomist Xy·lot"o·mist noun One versed or engaged in xylotomy.
Xylotomous Xy·lot"o·mous adjective [ Prefix xylo- + root of Greek ... to cut.] (Zoology) Capable of boring or cutting wood; -- said of many insects.
Xylotomy Xy·lot"o·my noun [ Prefix xylo- + -tomy .] Art of preparing sections (transverse, tangential, or radial) of wood, esp. by means of a microtome, for microscopic examination.
Xylotrya Xy·lo"try·a noun [ New Latin , from Greek xy`lon wood + ... to rub, wear out.] (Zoology) A genus of marine bivalves closely allied to Teredo, and equally destructive to timber. One species ( Xylotrya fimbriata ) is very common on the Atlantic coast of the United States.
Xylyl Xy"lyl noun [ Xylo- + - yl .] (Chemistry) Any one of three metameric radicals which are characteristic respectively of the three xylenes.
Xylylene Xy"lyl·ene noun (Chemistry) Any one of three metameric radicals, CH 2 .C 6 H 4 .CH 2 , derived respectively from the three xylenes. Often used adjectively; as, xylylene alcohol.
Xyridaceous Xyr`i·da"ceous adjective (Botany) Of or pertaining to a natural order ( Xyrideæ ) of endogenous plants, of which Xyris is the type.
Xyris Xy"ris noun [ Latin , a kind of Iris, Greek ..., from ... a razor.] (Botany) A genus of endogenous herbs with grassy leaves and small yellow flowers in short, scaly- bracted spikes; yellow-eyed grass. There are about seventeen species in the Atlantic United States.
Xyst Xyst Xys"tus noun [ Latin xystus , Greek ..., from ... to scrape, polish; -- so called from its smooth and polished floor.] (Anc. Arch.) A long and open portico, for athletic exercises, as wrestling, running, etc., for use in winter or in stormy weather.
Xystarch Xyst"arch noun [ Latin xystarches , Greek ..., ... a xyst + ... to rule.] (Gr. Antiq.) An office... having the superintendence of the xyst. Dr. W. Smith.
Xyster Xys"ter noun [ New Latin , from Greek xysth`r a scraper.] (Surg.) An instrument for scraping bones.