Origin of microbar

First recorded in 1915–20; micro- + bar3
Also called barye.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

microbar in Science


  1. A unit of pressure equal to one millionth (10-6) of a bar.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.