Lactic () Of or pertaining to milk; procured from sour milk or whey; as, lactic acid; lactic fermentation, etc.

Lactide () A white, crystalline substance, obtained from also, by extension, any similar substance.

Lactiferous () Bearing or containing milk or a milky fluid; as, the lactiferous vessels, cells, or tissue of various vascular plants.

Lactific () Alt. of Lactifical

Lactifical () Producing or yielding milk.

Lactifuge () A medicine to check the secretion of milk, or to dispel a supposed accumulation of milk in any part of the body.

Lactim () One of a series of anhydrides resembling the lactams, but of an imido type; as, isatine is a lactim. Cf. Lactam.

Lactimide () A white, crystalline substance obtained as an anhydride of alanine, and regarded as an imido derivative of lactic acid.

Lactin () See Lactose.

Lactoabumin () The albumin present on milk, apparently identical with ordinary serum albumin. It is distinct from the casein of milk.

Lactobutyrometer () An instrument for determining the amount of butter fat contained in a given sample of milk.

Lactodensimeter () A form of hydrometer, specially graduated, for finding the density of milk, and thus discovering whether it has been mixed with water or some of the cream has been removed.

Lactometer () An instrument for estimating the purity or richness of milk, as a measuring glass, a specific gravity bulb, or other apparatus.

Lactone () One of a series of organic compounds, regarded as anhydrides of certain hydroxy acids. In general, they are colorless liquids, having a weak aromatic odor. They are so called because the typical lactone is derived from lactic acid.

Lactonic () Of, pertaining to, or derived from, lactone.

Lactonic () Pertaining to, or designating, an acid obtained by the oxidation of milk sugar (lactose).

Lactoprotein () A peculiar albuminous body considered a normal constituent of milk.

Lactory () Lactiferous.

Lactoscope () An instrument for estimating the amount of cream contained in milk by ascertaining its relative opacity.

Lactose () Sugar of milk or milk sugar; a crystalline sugar present in milk, and separable from the whey by evaporation and crystallization. It has a slightly sweet taste, is dextrorotary, and is much less soluble in water than either cane sugar or glucose. Formerly called lactin.

Lactose () See Galactose.

Lactuca () A genus of composite herbs, several of which are cultivated foe salad; lettuce.

Lactucarium () The inspissated juice of the common lettuce, sometimes used as a substitute for opium.

Lactucic () Pertaining to, or derived from, the juice of the Lactuca virosa; -- said of certain acids.

Lactucin () A white, crystalline substance, having a bitter taste and a neutral reaction, and forming one of the essential ingredients of lactucarium.

Lactucone () A white, crystalline, tasteless substance, found in the milky sap of species of Lactuca, and constituting an essential ingredient of lactucarium.

Lacturamic () Pertaining to, or designating, an organic amido acid, which is regarded as a derivative of lactic acid and urea.

Lactyl () An organic residue or radical derived from lactic acid.

Lacunae () of Lacuna

Lacunas () of Lacuna

Lacuna () A small opening; a small pit or depression; a small blank space; a gap or vacancy; a hiatus.

Lacuna () A small opening; a small depression or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very small size, in a mucous membrane.

Lacunal () Alt. of Lacunar

Lacunar () Pertaining to, or having, lacunae; as, a lacunar circulation.

Lacunars () of Lacunar

Lacunaria () of Lacunar

Lacunar () The ceiling or under surface of any part, especially when it consists of compartments, sunk or hollowed without spaces or bands between the panels.

Lacunar () One of the sunken panels in such a ceiling.

Lacune () A lacuna.

Lacunose () Alt. of Lacunous

Lacunous () Furrowed or pitted; having shallow cavities or lacunae; as, a lacunose leaf.

Lacustral () Alt. of Lacustrine

Lacustrine () Found in, or pertaining to, lakes or ponds, or growing in them; as, lacustrine flowers.

Lacwork () Ornamentation by means of lacquer painted or carved, or simply colored, sprinkled with gold or the like; -- said especially of Oriental work of this kind.

Lad () p. p. of Lead, to guide.

Lad () A boy; a youth; a stripling.

Lad () A companion; a comrade; a mate.

Ladanum () A gum resin gathered from certain Oriental species of Cistus. It has a pungent odor and is chiefly used in making plasters, and for fumigation.

Ladde () of Lead, to guide.

Ladder () A frame usually portable, of wood, metal, or rope, for ascent and descent, consisting of two side pieces to which are fastened cross strips or rounds forming steps.

Dictionary

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