• synonyms

sulfur dye

or sul·fide dye

[suhl-fer dahy or suhl-fahyd dahy, ‐fid]
See more synonyms for sulfur dye on Thesaurus.com
noun Chemistry.
  1. any of the class of dyes produced by heating an organic compound, as an indophenol, with sulfur or sodium polysulfide, used chiefly in dyeing cotton.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018