Dictionary
Ab
Pronunciation: (äb, äv), [key]—
n.
Av.
AB
1. Naut.See
able seaman.
2. airborne.
3. U.S. Air Force.Airman Basic.
4. Alberta, Canada (approved for postal use).
5. antiballistic; antiballistic missile.
AB
—
Symbol, Physiol.
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. Cf.
ABO system.Ab
—
Symbol.
1. Chem.alabamine.
2. Immunol.antibody.
ab-
a formal element occurring in loanwords from Latin, where it meant “away from”:
abdicate; abolition. Also,a-,abs-.ab.
1. about.
2. Baseball.(times) at bat.
A.B.
1. Naut.See
able seaman.
2. See
Bachelor of Arts.
3. Baseball.(times) at bat.
a.b.
Baseball.
(times) at bat.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.