Adj.—Adjective.
Adjt.—Adjutant.
Ad lib., or Ad libit. (L. Ad libitum.)—At pleasure.
Adm.—Admiral.
Adv.—Adverb; Advocate.
Advp. or avoir.—Avoirdupois.
Advt.—Advertisement.
Ae. or Aet. (L. aetatis).—Of age; aged.
A.F. & A.M.—Ancient Free and Accepted Masons.
Ala.—Alabama.