1. <physiology> A white fluid secreted by the mammary glands of female mammals for the nourishment of their young, consisting of minute globules of fat suspended in a solution of casein, albumin, milk sugar, and inorganic salts. "White as morne milk."

2. <botany> A kind of juice or sap, usually white in colour, found in certain plants; latex. See Latex.

3. An emulsion made by bruising seeds; as, the milk of almonds, produced by pounding almonds with sugar and water.

4. <zoology> The ripe, undischarged spat of an oyster. Condensed milk. See Condense, Milk crust, a special cell in the inner bark of a plant, or a series of cells, in which the milky juice is contained. See Latex. Rock milk. See Agaric mineral, under Agaric. Sugar of milk. The sugar characteristic of milk; a hard white crystalline slightly sweet substance obtained by evaporation of the whey of milk. It is used in pellets and powder as a vehicle for homeopathic medicines, and as an article of diet. See Lactose.

Origin: AS. Meoluc, meoloc, meolc, milc; akin to OFries. Meloc, D. Melk, G. Milch, OHG. Miluh, Icel. Mjok, Sw. Mjolk, Dan. Melk, Goth. Miluks, G. Melken to milk, OHG. Melchan, Lith. Milszti, L. Mulgere, Gr. . Cf. Milch, Emulsion, Milt soft roe of fishes.

(01 Mar 1998)