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

Latin mammilla breast, nipple, diminutive of mamma

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The first known use of mammillary was in 1615

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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 resembling the breasts
2 : studded with breast-shaped protuberances

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to boil down or concentrate

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