There are 4 definitions of Ab in English:

Ab1

Syllabification: Ab
Pronunciation: /äb, äv
 
/
(also Av)

noun

(In the Jewish calendar) the eleventh month of the civil year and the fifth month of the religious year, usually coinciding with parts of July and August.

Origin

from Hebrew’āḇ.

Definition of Ab in:

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Word of the day dissonant
Pronunciation: ˈdɪs(ə)nənt
adjective
lacking harmony

There are 4 definitions of Ab in English:

Ab2

Syllabification: Ab

abbreviation

Biology
Antibody.

Definition of Ab in:

There are 4 definitions of Ab in English:

AB3

Syllabification: AB

noun

A human blood type (in the ABO system) containing both the A and B agglutinogens. In blood transfusion, a person with blood of this group is a potential universal recipient.

Definition of Ab in:

There are 4 definitions of Ab in English:

AB4

Syllabification: AB

abbreviation

1Able seaman; able-bodied seaman.
[from able-bodied]
1.1US Bachelor of Arts.
[from Latin Artium Baccalaureus]
1.2Airman basic.
1.3 Baseball At bat.
1.4Alberta (in official postal use).

Definition of Ab in: