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单词 thionine
释义

Collins Concise English Dictionary © HarperCollins Publishers::
thionine /ˈθaɪəʊˌniːn -ˌnaɪn/, thionin /ˈθaɪənɪn/ n
  1. a crystalline derivative of thiazine used as a violet dye to stain microscope specimens
  2. any of a class of related dyes
Etymology: 19th Century: by shortening, from ergothioneine, a crystalline betaine found in ergot and blood
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更新时间:2025/7/23 19:02:14