The Collaborative International Dictionary of English v.0.48:

Apologize \A*pol"o*gize\, v. i. [imp. & p. p. Apologized; p.
   pr. & vb. n. Apologizing.] [Cf. F. apologiser.]
   1. To make an apology or defense. --Dr. H. More.
      [1913 Webster]

   2. To make an apology or excuse; to make acknowledgment of
      some fault or offense, with expression of regret for it,
      by way of amends; -- with for; as, my correspondent
      apologized for not answering my letter.

   Syn: apologize, excuse, justify, rationalize
        [1913 Webster]

              To apologize for his insolent language. --Froude.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Apologize \A*pol"o*gize\, v. t.
   To defend. [Obs.]
   [1913 Webster]

         The Christians . . . were apologized by Plinie. --Dr.
                                                  G. Benson.
   [1913 Webster]

WordNet (r) 3.0 (2006):

apologize
    v 1: acknowledge faults or shortcomings or failing; "I
         apologized for being late"; "He apologized for the many
         typoes" [syn: apologize, apologise]
    2: defend, explain, clear away, or make excuses for by
       reasoning; "rationalize the child's seemingly crazy
       behavior"; "he rationalized his lack of success" [syn:
       apologize, apologise, excuse, justify, rationalize,
       rationalise]

The Devil's Dictionary (1881-1906):

APOLOGIZE, v.i.  To lay the foundation for a future offence.