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microampere

American  
[mahy-kroh-am-peer, -am-peer] / ˌmaɪ kroʊˈæm pɪər, -æmˈpɪər /

noun

Electricity.

  1. a unit of electric current, equal to one millionth of an ampere. μA

Etymology

Origin of microampere

First recorded in 1900–05; micro- + ampere

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.