Leucomaine, lū′kō-mān, n. an alkaloid found in living animal tissue:—opp. to Ptomaine (q.v.).

Leucorrhœa, lū-kō-rē′a, n. an abnormal mucous or muco-purulent discharge from the vagina, the whites. [Gr. leukos, white, hroiahrein, to flow.]

Leucosis, lū-kō′sis, n. whiteness of skin, pallor.—ns. Leucism (lū′sizm), whiteness resulting from lack of colour, albinism; Leucop′athy, albinism.—adj. Leu′cous, white, albinotic. [Gr. leukos, white.]

Levant, le-vant′, n. the point where the sun rises: the East: the coasts of the Mediterranean east of Italy.—adj. Lev′ant, or Lē′vant, eastern.—n. Levant′er, a strong easterly wind in the Levant.—adj. Levant′ine, belonging to the Levant. [Fr. levant—L. levāre, to raise.]

Levant, le-vant′, v.i. to decamp.—n. Levant′er, one who runs away dishonourably, who dodges paying his bets, &c. [Sp. levantar, to move—L. levāre, to raise.]

Levator, le-vā′tor, n. that which raises (of a muscle):—opp. to Depressor. [L. levāre, to raise.]

Levee, lev′ā, lev′ē, le-vē′, n. a morning assembly of visitors: an assembly received by a sovereign or other great personage.—v.t. to attend the levee of. [Fr. lever, to rise.]

Levee, le-vē′, n. an artificial bank, as that of the Lower Mississippi: a quay. [Fr.]

Level, lev′el, n. a horizontal line or surface: a surface without inequalities: proper position: usual elevation: state of equality: the line of direction: an instrument for showing the horizontal.—adj. horizontal: even, smooth: even with anything else: uniform: well-balanced, sound of judgment: in the same line or plane: equal in position or dignity.—v.t. to make horizontal: to make flat or smooth: to make equal: to take aim:—pr.p. lev′elling; pa.t. and pa.p. lev′elled.—ns. Lev′el-cross′ing, or Grade′-cross′ing, a place at which a common road crosses a railway at the same level; Lev′eller, one who levels or makes equal, esp. one of an ultra-republican and revolutionary sect or party which grew up in the parliamentary army in 1647, crushed by Cromwell in 1649; Lev′elling, the act of making uneven surfaces level: the process of finding the differences in level between different points on the surface of the earth by means of a Levelling instrument, consisting of a telescope carrying a parallel and sensitive spirit-level, adjustable by means of screws; Lev′elling-rod, -staff, an instrument used in levelling, in conjunction with a levelling instrument, or with a spirit-level and a telescope.—adv. Lev′elly, evenly.—n. Lev′elness, state of being level, even, or equal.—Level down or up, to lower or raise to the same level or status; Do one's level best (coll.) to do one's utmost. [O. Fr. livel, liveau (Fr. niveau)—L. libella, a plummet, dim. of libra, a balance.]