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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Word of the Day

23 April 2025

UNMARRIED

(adjective) not married or related to the unmarried state; “unmarried men and women”; “unmarried life”; “sex and the single girl”; “single parenthood”; “are you married or single?”


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