Source : Webster's Revised Unabridged Dictionary (1913)

Accountant \Ac*count"ant\, n. [Cf. F. accomptant, OF. acontant,
   p. pr.]
   1. One who renders account; one accountable.

   2. A reckoner.

   3. One who is skilled in, keeps, or adjusts, accounts; an
      officer in a public office, who has charge of the
      accounts.

   {Accountatn general}, the head or superintending accountant
      in certain public offices. Also, formerly, an officer in
      the English court of chancery who received the moneys paid
      into the court, and deposited them in the Bank of England.

Accountant \Ac*count"ant\, a.
   Accountable. [Obs.] --Shak.

Source : WordNet®

accountant
     n : someone who maintains and audits business accounts [syn: {comptroller},
          {controller}]