- a microorganism, especially a pathogenic bacterium.
Origin of microbe
1880–85; < French < Greek mīkro- micro- + bíos life
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for microbe
"We don't see the microbe themselves but we large scale structures that the microbes constructed before they died," he said.‘Oldest Signs of Life on Earth’ Found in Australia
November 13, 2013
My failure to see a microbe is a statement about the precision of my instrument, not about whether there is a microbe on the leaf.How Not to Cherry-Pick the Results of the Oregon Study (Ultrawonkish)
May 13, 2013
It is then said that the virulence of the microbe is attenuated.
When we discover a microbe of that nature, we will be ready to act.
It is caused by a microbe which has been recently discovered (Spirochæta pallida).The Sexual Question
What is to determine whether you are on the side of the man or the microbe?Is civilization a disease?
Why do we respect the opinions of any man or any microbe that ever lived?Mark Twain, A Biography, 1835-1910, Complete
Albert Bigelow Paine
- any microscopic organism, esp a disease-causing bacterium
C19: from French, from micro- + Greek bios life
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for microbe
Online Etymology Dictionary, © 2010 Douglas Harper
- A microorganism, especially a bacterium that causes disease; a minute life form. No longer in technical use.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A microorganism, especially a bacterium that causes disease. See Note at germ.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.