There are 5 definitions of AB in English:

AB1

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noun

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

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Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively

There are 5 definitions of AB in English:

AB2

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abbreviation

  • 1Able seaman.
  • 1.1Alberta (in official postal use).
  • 1.2US Bachelor of Arts.
    [from Latin Artium Baccalaureus]

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There are 5 definitions of AB in English:

Ab1

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(also Av /av/)

noun

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

Origin

from Hebrew 'āḇ.

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There are 5 definitions of AB in English:

Ab2

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abbreviation

Biology
  • Antibody.

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There are 5 definitions of AB in English:

ab

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noun

(usually abs) • informal
  • An abdominal muscle.
    More example sentences
    • This exercise works the hip flexors, lower abs and thighs, and increases kick strength.
    • She is into animal rights, she says, and a vegan and is pretty fit herself, she adds, demonstrating flexed forearms, biceps and abs.
    • Tighten your abs and glutes, keeping your pelvis down, and lift one leg off the floor.

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