(Lu"nule) n. [F., fr. L. lunula, dim. of luna moon.]
1. (Anat.) Anything crescent-shaped; a crescent-shaped part or mark; a lunula; a lune.
2. (Chem.) A lune. See Lune.
3. (Zoöl.) (a) A small or narrow crescent. (b) A special area in front of the beak of many bivalve shells.
It sometimes has the shape of a double crescent, but is oftener heart-shaped. See Illust. of Bivalve.
(Lu"nu*let) n. [Dim. of lunule.] (Zoöl.) A small spot, shaped like a half-moon or crescent; as,
the lunulet on the wings of many insects.
(Lu"nu*lite) n. [Lunule + -life: cf. F. lunulithe. See Lunula.] (Paleon.) Any bryozoan of the
genus Lunulites, having a more or less circular form.
(Lu"ny) a. [Shortened fr. lunatic.] Crazy; mentally unsound. [Written also loony.] [Low, U.S.]
(Lu*per"cal) a. Of or pertaining to the Lupercalia.
(Lu*per"cal), n. A grotto on the Palatine Hill sacred to Lupercus, the Lycean Pan.
(||Lu`per*ca"li*a) n. pl. [L. luperealis, fr. Lupercus the Lycean Pan, so called fr. lupus a
wolf, because he kept off the wolves.] (Rom. Antiq.) A feast of the Romans in honor of Lupercus, or
(Lu"pine) n. [L. lupinus, lupinum, apparently fr. lupinus belonging to a wolf, fr. lupus a wolf; perh.
so called because it was supposed to exhaust the soil: cf. F. lupin. Cf. Wolf.] (Bot.) A leguminous
plant of the genus Lupinus, especially L. albus, the seeds of which have been used for food from ancient
times. The common species of the Eastern United States is L. perennis. There are many species in
(Lu"pine) a. [See Lupine, n.] Wolfish; ravenous. Gauden.
(Lu"pin*in) n. (Chem.) A glucoside found in the seeds of several species of lupine, and extracted
as a yellowish white crystalline substance.
(Lu"pin*ine) n. (Chem.) An alkaloid found in several species of lupine (Lupinus luteus, L.
albus, etc.), and extracted as a bitter crystalline substance.
(Lu"pu*lin) n. [Cf. F. lupulin. See Lupuline.]
1. (Chem.) A bitter principle extracted from hops.
2. The fine yellow resinous powder found upon the strobiles or fruit of hops, and containing this bitter
principle. [Written also lupuline.]
(Lu"pu*line) n. [NL. lupulus the hop, fr. L. lupus the hop: cf. F. lupuline.] (Chem.) An alkaloid
extracted from hops as a colorless volatile liquid.
(Lu`pu*lin"ic) a. (Chem.) Pertaining to, or obtained from, hops; specifically, designating an
acid obtained by the decomposition of lupulin.
(||Lu"pus) n. [L., a wolf. See Wolf.]
1. (Med.) A cutaneous disease occurring under two distinct forms.