The ducts, numbering 15 or 20, which drain the lobes of the mammary gland; they open at the nipple.
Synonym: ductus lactiferi, canalicular ducts, galactophore, galactophorous canals, galactophorous ducts, mamillary ducts, mammary ducts, milk ducts, tubuli galactophori, tubuli lactiferi.
(05 Mar 2000)