derived unit

American

noun

(in physics, chemistry, etc.) a unit derived from fundamental units of length, mass, and time.

derived unit British

noun

a unit of measurement obtained by multiplication or division of the base units of a system without the introduction of numerical factors

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derived unit

The point chosen on the curve for the origination of a derived unit is only applicable to certain organisms, many reproducing at the very close of life.

From The Birth-Time of the World and Other Scientific Essays by John Joly

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023