The Collaborative International Dictionary of English v.0.48:
Mammary \Mam"ma*ry\, a. [Cf. F. mammaire.] (Anat.) Of or pertaining to the mammae or breasts; as, the mammary arteries and veins. [1913 Webster]WordNet (r) 3.0 (2006):
mammary adj 1: of or relating to the milk-giving gland of the female