LEUCOPLAST; LEUCOPLASTID
Leu"co*plast, Leu`co*plas"tid, n. Etym: [Leuco- + Gr. (Bot.)
Defn: One of certain very minute whitish or colorless granules occurring in the protoplasm of plants and supposed to be the nuclei around which starch granules will form.
LEUCOPYRITE
Leu*cop"y*rite, n. Etym: [Leuco- + pyrites.] (Min.)
Defn: A mineral of a color between white and steel-gray, with a metallic luster, and consisting chiefly of arsenic and iron.
LEUCORRHOEA
Leu`cor*rhoe"a, n. Etym: [Leuco- + Gr. "rei^n to flow.] (Med.)
Defn: A discharge of a white, yellowish, or greenish, viscid mucus, resulting from inflammation or irritation of the membrane lining the genital organs of the female; the whites. Dunglison.
LEUCORYX
Leu"co*ryx, n. Etym: [NL., from Gr. (Zoöl.)
Defn: A large antelope of North Africa (Oryx leucoryx), allied to the gemsbok.
LEUCOSCOPE
Leu"co*scope, n. Etym: [Leuco- + -scope.] (Physics)
Defn: An instrument, devised by Professor Helmholtz, for testing the color perception of the eye, or for comparing different lights, as to their constituent color or their relative whiteness.