Erythematous
(Er`y*them"a*tous) a. (Med.) Relating to, or causing, erythema.
Erythrean
(Er`y*thre"an, Er`y*thræ"an) , a. [L. erythraeus; Gr. fr. 'eryqro`s red.] Red in color. "The
erythrean main." Milton.
Erythric
(E*ryth"ric) a. (Chem.) Pertaining to, derived from, or resembling, erythrin.
Erythrin
(E*ryth"rin, E*ryth"rine) , n. 'eryqro`s red.]>
1. (Chem.) A colorless crystalline substance, C20H22O10, extracted from certain lichens, as the various
species of Rocella. It is a derivative of orsellinic acid. So called because of certain red compounds
derived from it. Called also erythric acid.
2. (Min.) See Erythrite, 2.
Erythrina
(||Er`y*thri"na) n. [NL., fr. Gr. 'eryqro`s red.] (Bot.) A genus of leguminous plants growing
in the tropics; coral tree; so called from its red flowers.
Erythrism
(E*ryth"rism) n. [Gr. 'eryqro`s red: cf. F. érythrisme.] (Zoöl.) A condition of excessive redness.
See Erythrochroism.
Erythrite
(E*ryth"rite) n. [Gr. 'eryqro`s red.]
1. (Chem.) A colorless crystalline substance, C4H6.(OH)4, of a sweet, cooling taste, extracted from
certain lichens, and obtained by the decomposition of erythrin; called also erythrol, erythroglucin,
erythromannite, pseudorcin, cobalt bloom, and under the name phycite obtained from the alga Protococcus
vulgaris. It is a tetrabasic alcohol, corresponding to glycol and glycerin.
2. (Min.) A rose-red mineral, crystallized and earthy, a hydrous arseniate of cobalt, known also as
cobalt bloom; called also erythrin or erythrine.
Erythrochroic
(E*ryth`ro*chro"ic) a. (Zoöl.) Having, or subject to, erythrochroism.
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.
Erythrodextrin
(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.
Erythrogen
(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.
Erythrogranulose
(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.
Erythroid
(Er"y*throid) a. [Gr. 'eryqro`s red + -oid: cf. Gr. .] Of a red color; reddish; as, the erythroid
tunic (the cremaster muscle).
Erythroleic
(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.
Erythrolein
(Er`y*thro"le*in) n. [See Erythroleic.] (Chem.) A red substance obtained from litmus.
Erythrolitmin
(E*ryth`ro*lit"min) n. [Gr. 'eryqro`s red + E. litmus.] (Chem.) Erythrolein.