exa-
Save This Word!
a combining form used in the names of units of measure equal to one quintillion (1018) of a given base unit: exabyte.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
Origin of exa-
Probably ≪ Greek exō- outside, out of
Words nearby exa-
Ewing, Ewing's sarcoma, Ewing's tumor, EWO, ex, exa-, exabyte, exacerbate, exacerbated, exacerbation, exact
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for exa-
exa-
prefix
denoting 10 18exametres Symbol: E
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
Medical definitions for exa-
exa-
pref.
One quintillion (1018):exagram.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.