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ab-(word root) away, from
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
Away from: aboral.
Used to indicate an electromagnetic unit in the centimeter-gram-second system: abcoulomb.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
away from; off; outside of; opposite to: abnormal; abaxial; aboral.
[from Latin ab away from]
(Units) denoting a cgs unit of measurement in the electromagnetic system: abvolt.
[abstracted from absolute]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
2. Airman Basic.
a major blood group. Compare ABO system.
a prefix occurring in verbs or verbal derivatives borrowed from Latin, where it meant “off, away”: abhor; abjure; abrade. Compare a- 4, abs-.
[< Latin, prefixal use of ab from, away; see of1]
1. able-bodied seaman.
2. Bachelor of Arts.
[< New Latin, Medieval Latin Artium Baccalaureus]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.