‖n.; pl. Mammilae [ L., dim. of mamma a breast. ] (Anat.) The nipple. [ 1913 Webster ]

a. [ Cf. F. mammilaire. See Mammilla. ] 1. Of or pertaining to the mammilla, or nipple, or to the breast; resembling a mammilla; mammilloid. [ 1913 Webster ]

2. (Min.) Composed of convex convex concretions, somewhat resembling the breasts in form; studded with small mammiform protuberances. [ 1913 Webster ]

{ } a. [ See Mammilla. ] 1. Having small nipples, or small protuberances like nipples or mammae. [ 1913 Webster ]

2. (Zool.) Bounded like a nipple; -- said of the apex of some shells. [ 1913 Webster ]