English Explanatory Dictionary

a/a

English dictionary entry

Meanings

noun
  1. Initialism of antiaircraft.
adj
  1. Initialism of antiaircraft.
symbol
  1. Arterial to alveolar oxygen ratio.(used for diagnosing hypoxemia)
noun
  1. Initialism of agnostics/atheists.

Word forms

a/a AA A.A.
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