Thionol
Thionol Thi"on*ol, n. [Thionine + -ol.] (Chem.) A red or violet dyestuff having a greenish metallic luster. It is produced artificially, by the chemical dehydration of thionine, as a brown amorphous powder. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Thionoline — Thi*on o*line, n. (Chem.) A beautiful fluorescent crystalline substance, intermediate in composition between thionol and thionine. [1913 Webster] …   The Collaborative International Dictionary of English

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