Defn: Art of preparing sections (transverse, tangential, or radial) of wood, esp. by means of a microtome, for microscopic examination.
XYLOTRYA
Xy*lo"try*a, n. Etym: [NL., fr. Gr. xy`lon wood + (Zoöl.)
Defn: 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, n. Etym: [Xylo- + -yl.] (Chem.)
Defn: Any one of three metameric radicals which are characteristic respectively of the three xylenes.
XYLYLENE
Xy"lyl*ene, n. (Chem.)
Defn: Any one of three metameric radicals, CH2.C6H4.CH2, derived respectively from the three xylenes. Often used adjectively; as, xylylene alcohol.
XYRIDACEOUS
Xyr`i*da"ceous, a. (Bot.)
Defn: Of or pertaining to a natural order (Xyrideæ) of endogenous plants, of which Xyris is the type.
XYRIS
Xy"ris, n. Etym: [L., a kind of Iris, Gr. (Bot.)