The Collaborative International Dictionary of English v.0.48:

heated \heated\ adj.
   1. characterized by great warmth and intensity of feeling;
      as, a heated argument. Opposite of dispassionate,
      passionless. [WordNet sense 1]

   Syn: ardent, fervent, fervid, fiery, hot, impassioned,
        perfervid, torrid.
        [WordNet 1.5]

   2. supplied with a mechanism for heating; -- of structures or
      devices; as, a heated fishing cabin. Opposite of
      unheated. [WordNet sense 2]
      [WordNet 1.5 +PJC]

The Collaborative International Dictionary of English v.0.48:

Heat \Heat\ (h[=e]t), v. t. [imp. & p. p. Heated; p. pr. & vb.
   n. Heating.] [OE. heten, AS. h[=ae]tan, fr. h[=a]t hot. See
   Hot.]
   1. To make hot; to communicate heat to, or cause to grow
      warm; as, to heat an oven or furnace, an iron, or the
      like.
      [1913 Webster]

            Heat me these irons hot.              --Shak.
      [1913 Webster]

   2. To excite or make hot by action or emotion; to make
      feverish.
      [1913 Webster]

            Pray, walk softly; do not heat your blood. --Shak.
      [1913 Webster]

   3. To excite ardor in; to rouse to action; to excite to
      excess; to inflame, as the passions.
      [1913 Webster]

            A noble emulation heats your breast.  --Dryden.
      [1913 Webster]

WordNet (r) 3.0 (2006):

heated
    adj 1: made warm or hot (`het' is a dialectal variant of
           `heated'); "a heated swimming pool"; "wiped his heated-up
           face with a large bandana"; "he was all het up and
           sweaty" [syn: heated, heated up, het, het up]
    2: marked by emotional heat; vehement; "a heated argument"