1

ab

play
noun \ˈab\

Definition of ab

  1. :  an abdominal muscle —usually used in plural

1956

First Known Use of ab

1956


2

ab

abbreviation

Definition of ab

  1. about


Ab

play
noun \ˈäb, ˈäv, ˈȯv\

Definition of Ab

  1. :  the 11th month of the civil year or the 5th month of the ecclesiastical year in the Jewish calendar — see month table

Origin and Etymology of ab

Hebrew Ābh


First Known Use: circa 1771


1

AB

play
noun \ˈā-ˈbē\

Definition of AB

  1. :  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

1927

First Known Use of ab

1927


2

AB

abbreviation

Definition of AB

  1. 1 able seaman; able-bodied seaman

  2. 2 airborne

  3. 3 airman basic

  4. 4 Alberta

  5. 5 [New Latin artium baccalaureus] bachelor of arts


ab-

prefix

Definition of ab-

  1. :  from :  away :  off <abaxial>

Origin and Etymology of ab-

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


AB Defined for English Language Learners

1

ab

play
noun \ˈab\

Definition of ab for English Language Learners

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


AB Defined for Kids

AB

play
abbreviation

Definition of AB for Students

  1. Alberta


ab-

prefix

Definition of ab- for Students

  1. :  from :  differing from <abnormal>


Medical Dictionary

ab

play
noun \ˈab\

Medical Definition of ab

  1. :  abdominal—usually used in plural <highly developed abs> <ab exercises>


ab

abbreviation

Medical Definition of ab

  1. 1 or AB abort; abortion

  2. 2about


AB

play
noun \ˈā-ˈbē\

Medical Definition of AB

  1. :  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

Medical Definition of AB

  1. 1aid to blind

  2. 2[Latin artium baccalaureus] bachelor of arts


Learn More about ab


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