mammillary

adjective
mam·​mil·​la·​ry | \ ˈma-mə-ˌler-ē How to pronounce mammillary (audio) , ma-ˈmi-lə-rē How to pronounce mammillary (audio) \
variants: or mamillary

Definition of mammillary

1 : of, relating to, or affecting a nipple, breast, or duct of the mammary gland mammillary tissue a mammillary fistula
2a : resembling a breast or nipple especially in having a rounded shape the mammillary process of a lumbar vertebra
b : studded with breast-shaped protuberances mammillary forms of agate
3 : of or relating to a mammillary body the mammillary region of the brain mammillary nuclei

First Known Use of mammillary

1615, in the meaning defined at sense 2a

History and Etymology for mammillary

earlier mammillar "shaped like a nipple" (borrowed from Medieval Latin mammillāris, from Latin mammilla, mamilla "breast, nipple"—diminutive of mamma "breast"—+ -āris -ar) + -ary entry 2 — more at mamma

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More Definitions for mammillary

mammillary

adjective
mam·​mil·​la·​ry
variants: or mamillary \ ˈmam-​ə-​ˌler-​ē How to pronounce mamillary (audio) , ma-​ˈmil-​ə-​rē How to pronounce mamillary (audio) \

Medical Definition of mammillary

1 : of, relating to, or affecting a nipple, breast, or duct of the mammary gland mammillary tissue a mammillary fistula
2 : resembling a breast or nipple especially in having a rounded shape the mammillary process of a lumbar vertebra
3 : of or relating to a mammillary body the mammillary region of the brain mammillary nuclei