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yocto-

American  

  1. a combining form used in the names of units of measure equal to one septillionth (10-24 ) of a given base unit.

Etymology

Origin of yocto-

First recorded in 1990–95; alteration of octo-

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.