Source : Webster's Revised Unabridged Dictionary (1913)

Uterine \U"ter*ine\ (?; 277), a. [L. uterinus born of the same
   mother, from uterus womb: cf. F. ut['e]rin.]
   1. Of or instrument to the uterus, or womb.

   2. Born of the same mother, but by a different father.

            Walter Pope, uterine brother to Dr. Joh. Wilki??.
                                                  --Wood.

Source : WordNet®

uterine
     adj : of or involving the uterus; "uterine cancer"