THIENONE

Thi"ë*none, n. Etym: [Thiënyl + ketone.] (Chem.)

Definition: A ketone derivative of thiophene obtained as a white crystalline substance, (C4H3S)2.CO, by the action of aluminium chloride and carbonyl chloride on thiophene.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

17 May 2025

ANTHOZOAN

(noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed


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According to WorldAtlas, Canada is the only non-European country to make its top ten list of coffee consumers. The United States at a distant 25 on the list.

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