lobes of mammary gland

lobes of mam·ma·ry gland

[TA]
the 15-20 separate portions of the mammary gland that radiate from the central area deep to the nipplelike wheel spokes and comprise the body of the mammary gland; each is drained by a single lactiferous duct.
Synonym(s): lobi glandulae mammariae [TA]