Part 823

2. (Min.) A rose-red mineral, crystallized and earthy, a hydrous arseniate of cobalt, known also as cobalt bloom; -- called also erythrin or erythrine.

E*ryth`ro*chro"ic (?), a. (Zoöl.) Having, or subject to, erythrochroism.

E*ryth"ro*chro*ism (?), n. [Gr. 'eryqro`s red + &?; color.] (Zoöl.) An unusual redness, esp. in the plumage of birds, or hair of mammals, independently of age, sex, or season.

E*ryth`ro*dex"trin (?), n. [Gr. 'eryqro`s red + E. dextrin.] (Physiol. Chem.) A dextrin which gives a red color with iodine. See Dextrin.

E*ryth"ro*gen (?), n. [Gr. 'eryqro`s red + -gen.] (Chem.) (a) Carbon disulphide; -- so called from certain red compounds which it produces in combination with other substances. (b) A substance reddened by acids, which is supposed to be contained in flowers. (c) A crystalline substance obtained from diseased bile, which becomes blood-red when acted on by nitric acid or ammonia.

E*ryth`ro*gran"u*lose (?), n. [Gr. 'eryqro`s red + E. granulose.] (Physiol. Chem.) A term applied by Brücke to a substance present in small amount in starch granules, colored red by iodine.

Er"y*throid (?), a. [Gr. 'eryqro`s red + -oid: cf. Gr. &?;.] Of a red color; reddish; as, the erythroid tunic (the cremaster muscle).

Er`y*thro"le*ic (?), a. [Gr. 'eryqro`s red + L. oleum oil.] (Chem.) Having a red color and oily appearance; -- applied to a purple semifluid substance said to be obtained from archil.

Er`y*thro"le*in (?), n. [See Erythroleic.] (Chem.) A red substance obtained from litmus.

E*ryth`ro*lit"min (?), n. [Gr. 'eryqro`s red + E. litmus.] (Chem.) Erythrolein.

||Er`y*thro"ni*um (?), n. [NL., from Gr. &?; a kind of plant, fr. 'eryqro`s red.] (Chem.) A name originally given (from its red acid) to the metal vanadium. [R.]

E*ryth`ro*phle"ine (?; 104), n. (Chem.) A white crystalline alkaloid, extracted from sassy bark (Erythrophleum Guineense).

{ E*ryth"ro*phyll (?), Er`y*throph"yl*lin (?) }, n. [Gr. 'eryqro`s red + &?; leaf.] (Physiol. Bot.) The red coloring matter of leaves, fruits, flowers, etc., in distinction from chlorophyll.

E*ryth"ro*sin (?), n. [Gr. 'eryqro`s red.] (Chem.) (a) A red substance formed by the oxidation of tyrosin. (b) A red dyestuff obtained from fluoresceïn by the action of iodine.

||Er`y*throx"y*lon (?), n. [NL., from Gr. 'eryqro`s red + &?; wood. So named from the red wood of some species.] (Bot.) A genus of shrubs or small trees of the Flax family, growing in tropical countries. E. Coca is the source of cocaine. See Coca.

E*ryth"ro*zyme (?), n. [Gr. 'eryqro`s red + &?; leaven.] (Physiol. Chem.) A ferment extracted from madder root, possessing the power of inducing alcoholic fermentation in solutions of sugar.

Es`ca*lade" (?), n. [F., Sp. escalada (cf. It. scalata), fr. Sp. escalar to scale, LL. scalare, fr. L. scala ladder. See Scale, v. t.] (Mil.) A furious attack made by troops on a fortified place, in which ladders are used to pass a ditch or mount a rampart.

Sin enters, not by escalade, but by cunning or treachery.

Buckminster.

Es`ca*lade", v. t. [imp. & p. p. Escaladed; p. pr. & vb. n. Escalading.] (Mil.) To mount and pass or enter by means of ladders; to scale; as, to escalate a wall.

Es*cal"lop (?), n. See Escalop.

Es*cal"loped (?), a. See Escaloped.

Es*cal"op (?; 277), n. [OF. escalope shell, F. escalope a sort of cut of meat. See Scallop.] 1. (Zoöl.) A bivalve shell of the genus Pecten. See Scallop.

2. A regular, curving indenture in the margin of anything. See Scallop. "So many jags or escalops." Ray.

3. (a) The figure or shell of an escalop, considered as a sign that the bearer had been on a pilgrimage to the Holy Land. Hence: (b) (Her.) A bearing or a charge consisting of an escalop shell.

Es*cal"oped (?), a. 1. Cut or marked in the form of an escalop; scalloped.

2. (Her.) Covered with a pattern resembling a series of escalop shells, each of which issues from between two others. Its appearance is that of a surface covered with scales.

Escaloped oysters (Cookery). See under Scalloped.