PERISSAD

Per"is*sad, a. Etym: [Gr. (Chem.)

Definition: Odd; not even; -- said of elementary substances and of radicals whose valence is not divisible by two without a remainder. Contrasted with artiad.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

12 February 2025

MEGACOLON

(noun) an abnormal enlargement of the colon; can be congenital (as in Hirschsprung’s disease) or acquired (as when children refuse to defecate)


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Coffee Trivia

In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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