- producing, conveying, or secreting milk or a milky fluid
WordReference Random House Unabridged Dictionary of American English © 2026
lac•tif•er•ous
(lak tif′ər əs),USA pronunciation adj.
lac•tif′er•ous•ness, n.
- producing or secreting milk:lactiferous glands.
- conveying milk or a milky fluid:lactiferous ducts.
- Neo-Latin lactifer that bears milk (see lacti-, -fer) + -ous
- 1665–75
Collins Concise English Dictionary © HarperCollins Publishers::
lactiferous /lækˈtɪfərəs/ adj
'lactiferous' also found in these entries (note: many are not synonyms or translations):