Source : Webster's Revised Unabridged Dictionary (1913)

Breeder \Breed"er\, n.
   1. One who, or that which, breeds, produces, brings up, etc.

            She was a great breeder.              --Dr. A.
                                                  Carlyle.

            Italy and Rome have been the best breeders of worthy
            men.                                  --Ascham.

   2. A cause. ``The breeder of my sorrow.'' --Shak.

Source : WordNet®

breeder
     n : a person who breeds animals [syn: {stock breeder}]