microsecond definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
one millionth of a second: symbol, μs
Origin: micro- plush second
microsecond definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
One millionth (10-6) of a second.
microsecond - Computer Definition
microsecond - Science Definition
A unit of time equal to one millionth (10-6) of a second.