Lactide
(Lac"tide) n. [Lactic + anhydride.] (Chem.) A white, crystalline substance, obtained from lactic
acid by distillation, and regarded as an anhydride; also, by extension, any similar substance.
Lactiferous
(Lac*tif"er*ous) a. [l. lac, lactis, milk + -ferous: cf. F. lactifère.] Bearing or containing milk
or a milky fluid; as, the lactiferous vessels, cells, or tissue of various vascular plants.
Lactific
(Lac*tif"ic Lac*tif"ic*al) a. [L. lac, lactis, milk + facere to make.] Producing or yielding milk.
Lactifuge
(Lac"ti*fuge) n. [L. lac, lactis, milk + fugare to expel.] (Med.) A medicine to check the
secretion of milk, or to dispel a supposed accumulation of milk in any part of the body.
Lactim
(Lac"tim) n. [Lactic + imido.] (Chem.) One of a series of anhydrides resembling the lactams,
but of an imido type; as, isatine is a lactim. Cf. Lactam.
Lactimide
(Lac*tim"ide) n. [Lactic + imide.] (Chem.) A white, crystalline substance obtained as an
anhydride of alanine, and regarded as an imido derivative of lactic acid.
Lactin
(Lac"tin) n. [L. lac, lactis, milk: cf. F. lactine. Cf. Galactin.] (Physiol. Chem.) See Lactose.
Lactoabumin
(Lac`to*a*bu"min) n. [L. lac, lactis, milk + E. albumin.] (Physiol. Chem.) The albumin
present in milk, apparently identical with ordinary serum albumin. It is distinct from the casein of milk.
Lactobutyrometer
(Lac`to*bu`ty*rom"e*ter) n. [L. lac, lactis, milk + E. butyrometer.] An instrument
for determining the amount of butter fat contained in a given sample of milk.
Lactodensimeter
(Lac`to*den*sim"e*ter) n. [L. lac, lactis, milk + E. densimeter.] 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
(Lac*tom"e*ter) n. [L. lac, lactis, milk + meter: cf. F. lactomètre. Cf. Galactometer.] An
instrument for estimating the purity or richness of milk, as a measuring glass, a specific gravity bulb, or
other apparatus.
Lactone
(Lac"tone) n. (Chem.) 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
(Lac*ton"ic) a. [From Lactone.] (Chem.) Of, pertaining to, or derived from, lactone.