\ ˈab How to pronounce ab (audio) \

Definition of ab

 (Entry 1 of 6)

: an abdominal muscle usually used in plural

ab

abbreviation (1)

Definition of ab (Entry 2 of 6)

about
\ ˈäb How to pronounce Ab (audio) , ˈäv How to pronounce Ab (audio) , ˈȯv How to pronounce Ab (audio) \

Definition of Ab (Entry 3 of 6)

: the 11th month of the civil year or the 5th month of the ecclesiastical year in the Jewish calendar — see Months of the Principal Calendars Table
\ ˈā-ˈbē How to pronounce AB (audio) \

Definition of AB (Entry 4 of 6)

: the one of the four ABO blood groups characterized by the presence of antigens designated by the letters A and B and by the absence of antibodies against these antigens

AB

abbreviation (2)

Definition of AB (Entry 5 of 6)

1 able seaman; able-bodied seaman
2 airborne
3 airman basic
4 Alberta
5 abort; abortion
6 [New Latin artium baccalaureus] bachelor of arts

ab-

prefix

Definition of ab- (Entry 6 of 6)

: from : away : off abaxial

First Known Use of ab

Noun (1)

1956, in the meaning defined above

Noun (2)

circa 1771, in the meaning defined above

Noun (3)

1927, in the meaning defined above

History and Etymology for ab

Noun (2)

Hebrew Ābh

Prefix

Middle English, from Anglo-French & Latin; Anglo-French, from Latin ab-, abs-, a-, from ab, a — more at of

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Dictionary Entries near ab

AAUP

AAUW

AAVE

ab

Ab

AB

ab-

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Cite this Entry

“Ab.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/ab. Accessed 5 December 2019.

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More Definitions for ab

ab

noun
How to pronounce ab- (audio)

English Language Learners Definition of ab

informal : any one of the muscles that cover a person's stomach : an abdominal muscle

ab-

prefix

Kids Definition of ab-

: from : differing from abnormal

Kids Definition of AB

Alberta

ab

noun
\ ˈab How to pronounce ab (audio) \

Medical Definition of ab

 (Entry 1 of 4)

: abdominal usually used in plural highly developed abs ab exercises

Medical Definition of ab (Entry 2 of 4)

1 or AB abort; abortion
2 about

AB

noun
\ ˈā-ˈbē How to pronounce AB (audio) \

Medical Definition of AB (Entry 3 of 4)

: the one of the four ABO blood groups characterized by the presence of antigens designated by the letters A and B and by the absence of antibodies against these antigens

Medical Definition of AB (Entry 4 of 4)

1 aid to blind
2 [Latin artium baccalaureus] bachelor of arts

More from Merriam-Webster on ab

Rhyming Dictionary: Words that rhyme with ab

Nglish: Translation of ab for Spanish Speakers

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