Chelerythrine :: Chelerythrine (n.) An alkaloidal principle obtained from the celandine, and named from the red color of its salts. It is a colorless crystalline substance, and acts as an acrid narcotic poison. It is identical with sanguinarine..

Erythrin :: Erythrin (n.) Alt. of Erythrin.

Erythrina :: Erythrina (n.) A genus of leguminous plants growing in the tropics; coral tree; -- so called from its red flowers.

Erythrine :: Erythrine (n.) 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..

Erythrine :: Erythrine (n.) See Erythrite, 2..

Phycoerythrin :: Phycoerythrin (n.) Alt. of Phycoerythrin.

Phycoerythrine :: Phycoerythrine (n.) A red coloring matter found in algae of the subclass Florideae.

Polyperythrin :: Polyperythrin (n.) A coloring matter found in many simple Anthozoa and some hydroids.

Pyrethrin :: Pyrethrin (n.) A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor..

Pyrethrine :: Pyrethrine (n.) An alkaloid extracted from the root of the pellitory of Spain (Anacyclus pyrethrum).

Ruberythrinic :: Ruberythrinic (a.) Pertaining to, or designating, an acid extracted from madder root. It is a yellow crystalline substance from which alizarin is obtained..

Thring :: Thring (v. t. & i.) To press, crowd, or throng..

Uroerythrin :: Uroerythrin (n.) A reddish urinary pigment, considered as the substance which gives to the urine of rheumatism its characteristic color. It also causes the red color often seen in deposits of urates..

Zooerythrine :: Zooerythrine (n.) A peculiar organic red coloring matter found in the feathers of various birds.

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