Ab
1[ ahb, ahv ]
/ ɑb, ɑv /
noun
Av.
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Definition for Ab (2 of 8)
Definition for Ab (3 of 8)
AB1
abbreviation
Nautical. able seaman.
U.S. Air Force. Airman Basic.
Alberta, Canada (approved for postal use).
antiballistic; antiballistic missile.
Definition for Ab (4 of 8)
AB2
Symbol, Physiology.
a major blood group usually enabling a person whose blood is of this type to donate blood to persons of type AB and to receive blood from persons of type O, A, B, or AB.
Compare ABO system.
Definition for Ab (5 of 8)
ab-
a formal element occurring in loanwords from Latin, where it meant “away from”: abdicate; abolition.
Definition for Ab (6 of 8)
ab.
about.
Baseball. (times) at bat.
Definition for Ab (7 of 8)
Origin of A.B.
1<New Latin, Medieval Latin Artium Baccalaureus
Definition for Ab (8 of 8)
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for Ab (1 of 4)
British Dictionary definitions for Ab (2 of 4)
AB
abbreviation for
Also: a.b. able-bodied seaman
(in the US) Bachelor of Arts
(esp in postal addresses) Alberta (Canada)
symbol for
a human blood type of the ABO group, containing both the A antigen and the B antigen
British Dictionary definitions for Ab (3 of 4)
ab-1
prefix
away from; off; outside of; opposite toabnormal; abaxial; aboral
Word Origin for ab-
from Latin ab away from
British Dictionary definitions for Ab (4 of 4)
ab-2
prefix
denoting a cgs unit of measurement in the electromagnetic systemabvolt
Word Origin for ab-
abstracted from absolute
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 Ab (1 of 3)
ab- 22
pref.
Used to indicate an electromagnetic unit in the centimeter-gram-second system:abcoulomb.
Medical definitions for Ab (2 of 3)
ab- 11
pref.
Away from:abaxial.
Medical definitions for Ab (3 of 3)
Ab
abbr.
antibody
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.