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isatin

[ahy-suh-tin]
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noun Chemistry.
  1. a yellowish-red or orange, crystalline, water-soluble solid, C8H5NO2, used chiefly in the synthesis of vat dyes.
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Origin of isatin

1835–45; < Greek isát(is) woad + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for isatin

isatin

isatine (ˈaɪsəˌtiːn)

noun
  1. a yellowish-red crystalline compound soluble in hot water, used for the preparation of vat dyes. Formula: C 8 H 5 NO 2
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Derived Formsisatinic, adjective

Word Origin

C19: from Latin isatis woad + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012