The Collaborative International Dictionary of English v.0.48:

Hatred \Ha"tred\ (h[=a]"tr[e^]d), n. [OE. hatred, hatreden. See
   Hate, and cf. Kindred.]
   Strong aversion; intense dislike; hate; an affection of the
   mind awakened by something regarded as evil.

   Syn: Odium; ill will; enmity; hate; animosity; malevolence;
        rancor; malignity; detestation; loathing; abhorrence;
        repugnance; antipathy. See Odium.
        [1913 Webster]

WordNet (r) 3.0 (2006):

hatred
    n 1: the emotion of intense dislike; a feeling of dislike so
         strong that it demands action [syn: hate, hatred] [ant:
         love]

The Devil's Dictionary (1881-1906):

HATRED, n.  A sentiment appropriate to the occasion of another's
superiority.