exa-
a combining form used in the names of units of measure equal to one quintillion (1018) of a given base unit: exabyte.
Words nearby exa-
ex-servicewoman, ex-voto, ex-works, ex., ex. doc., exa-, exabyte, exacerbate, exacerbation, exact, exact differential
Origin of exa-
probably ≪ Greek exō- outside, out of
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for exa-
exa-
prefix
denoting 10 18exametres Symbol: E
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for exa-
exa-
pref.
One quintillion (1018):exagram.
The American Heritage® Stedman's Medical Dictionary
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