English Explanatory Dictionary

thionine

English dictionary entry

Meanings

noun
  1. An artificial red or violet dyestuff consisting of a complex sulfur derivative of certain aromatic diamines.
  2. The unsaturated nine-membered heterocycle having eight carbon atoms, one sulfur atom and four double bonds.

Word forms

thionine thionines

Etymology

Of Ancient Greek [Term?] origin. See thio- (“sulfur”).

Synonyms

phenylene violet Lauth's violet
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