THIONOL

Thi"on*ol, n. Etym: [Thionine + -ol.] (Chem.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

6 June 2025

PUNGENCY

(noun) wit having a sharp and caustic quality; “he commented with typical pungency”; “the bite of satire”


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Coffee Trivia

There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.

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