COLUMBIC

Co*lum"bic, a. Etym: [From Columbium.] (Chem.)

Definition: Pertaining to, or containing, columbium or niobium; niobic. Columbic acid (Chem.), a weak acid derived from columbic or niobic oxide, Nb2O5; -- called also niobic acid.

Co*lum"bic, a. Etym: [From Columbo.]

Definition: Pertaining to, or derived from, the columbo root. Columbic acid (Chem.), an organic acid extracted from the columbo root as a bitter, yellow, amorphous substance.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

3 May 2025

DESIRABLE

(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”


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Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

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