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SI derived unit

Scientific  
/ ĕs′ī′ /

  1. Any of the units of measure derived from combinations of the seven base units and two supplementary units of the International System.

  2. See Table at measurement

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.