Mam"mil*la*ry (?), a. [Cf. F. mammilaire. See Mammilla.]
1.
Of or pertaining to the mammilla, or nipple, or to the breast; resembling a mammilla; mammilloid.
2. Min.
Composed of convex convex concretions, somewhat resembling the breasts in form; studded with small mammiform protuberances.
© Webster 1913.