Webster's Dictionary 1913

190

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 ...

191

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.

192

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 ...

193

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 s...

194

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 odo...

195

Lactonic

Lac‐ton″ic (?), a. [From Lactone.] (Chem.) Of, pertaining to, or derived from, lactone.

196

Lactonic (2)

Lac‐ton″ic, a. [From Lactose.] (Chem.) Pertaining to, or designating, an acid obtained by the oxidation of milk sugar (lactose).

197

Lactoprotein

Lac′to‐pro″te‐in (?), n. [L. lac, lactis, milk + E. protein.] (Physiol. Chem.) A peculiar albuminous body considered a normal constituent of milk.

198

Lactory

Lac″to‐ry (?), a. Lactiferous. “Lactory or milky plants.” Sir T. Browne.

199

Lactoscope

Lac″to‐scope (?), n. [L. lac, lactis + scope.] An instrument for estimating the amount of cream contained in milk by ascertaining its relative opacity.

200

Lactose

Lac″tose′ (?), n. 1. (Physiol. Chem.) Sugar of milk or milk sugar; a crystalline sugar present in milk, and separable from the whey by evaporation and crystallization. It has a ...

201

Lactuca

‖Lac‐tu″ca (?), n. [L., lettuce. See Lettuce.] (Bot.) A genus of composite herbs, several of which are cultivated for salad; lettuce.

202

Lactucarium

‖Lac′tu‐ca″ri‐um (?), n. [NL., fr. L. lactuca lettuce.] The inspissated juice of the common lettuce, sometimes used as a substitute for opium.

203

Lactucic

Lac‐tu″cic (?), a.(Chem.) Pertaining to, or derived from, the juice of the Lactuca virosa; — said of certain acids.

204

Lactucin

Lac‐tu″cin (?), n. [From Lactuca: cf. F. lactucine.] (Chem.) A white, crystalline substance, having a bitter taste and a neutral reaction, and forming one of the essential ingre...

205

Lactucone

Lac‐tu″cone (?), n. [From Lactuca.] (Chem.) A white, crystalline, tasteless substance, found in the milky sap of species of Lactuca, and constituting an essential ingredient of ...

206

Lacturamic

Lac′tu‐ram″ic (�), a. [Lactic + urea + amic.] (Chem.) Pertaining to, or designating, an organic amido acid, which is regarded as a derivative of lactic acid and urea.

207

Lactyl

Lac″tyl (?), n. [Lactic + -yl.] (Chem.) An organic residue or radical derived from lactic acid.

208

Lacuna

‖La‐cu″na (lȧ‐kū″nȧ), n.; pl. L. Lacunæ (#); E. Lacunas (#). [L., ditch, pit, lake, orig., anything hollow. See Lagoon.] 1. A small opening; a small pit or depression; a small b...

209

Lacunal

{ La‐cu″nal (lȧ‐kū″nal), La‐cu″nar (lȧ‐kū″nẽr), } a. Pertaining to, or having, lacunæ; as, a lacunar circulation.

210

Lacunar (2)

La‐cu″nar, n.; pl. E. Lacunars (#), L. Lacunaria (#). (Arch.) (a) The ceiling or under surface of any part, especially when it consists of compartments, sunk or hollowed without...

211

Lacune

La‐cune″ (lȧ‐kūn″), n. A lacuna. Landor.

212

Lacunose

{ Lac″u‐nose′ (?), La‐cu″nous (?), } a. [L. lacunosus full of holes or hollows; cf. F. lacuneux. See Lacuna.] (Biol.) Furrowed or pitted; having shallow cavities or lacunæ; as, ...

213

Lacustral

{ La‐cus″tral (?), La‐cus″trine (?), } a. [L. lacus lake: cf. F. lacustral, lacustre.] Found in, or pertaining to, lakes or ponds, or growing in them; as, lacustrine flowers.Lac...

214

Lacwork

Lac″work′ (?), n. 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.

215

Lad

Lad (lăd), obs.p. p. of Lead, to guide. Chaucer.

216

Lad (2)

Lad (lăd), n. [OE. ladde, of Celtic origin; cf. W. llawd, Ir. lath. √123. Cf. Lass.] 1. A boy; a youth; a stripling. “Cupid is a knavish lad.” Shak.There is a lad here, which ha...