thionine Hear it!

thionine definition

thio·nine (t̸hī′ə nēn′, -nin)

noun

a dark-green crystalline thiazine base, CHNS, producing a violet dye in solution, used esp. as a stain in microscopy

Etymology: < Gr theion, sulfur (see thio-) + -ine

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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