THIONINE

Etymology

Noun

thionine (countable and uncountable, plural thionines)

(chemistry) An artificial red or violet dyestuff consisting of a complex sulfur derivative of certain aromatic diamines.

(organic compound) The unsaturated nine-membered heterocycle having eight carbon atoms, one sulfur atom and four double bonds.

Synonyms

• phenylene violet

Source: Wiktionary

Thi"on*ine, n. Etym: [Gr. (Chem.)

Definition: An artificial red or violet dyestuff consisting of a complex sulphur derivative of certain aromatic diamines, and obtained as a dark crystalline powder; -- called also phenylene violet.

Source: Webster’s Unabridged Dictionary 1913 Edition

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