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Ab-

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ab-

a formal element occurring in loanwords from Latin, where it meant “away from”: abdicate; abolition.
Also, a-, abs-.


Origin:
< L ab (prep. and prefix) from, away, c. Gk apó, Skt ápa, G ab, E of 1 , off
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ab- 1  
pref.  Away from: aboral.

[Latin; see apo- in Indo-European roots.]
ab- 2  
pref.  Used to indicate an electromagnetic unit in the centimeter-gram-second system: abcoulomb.

[From absolute.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

ab- 1
pref.
Away from: abaxial.

ab- 2
pref.
Used to indicate an electromagnetic unit in the centimeter-gram-second system: abcoulomb.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
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