• synonyms


adjective Anatomy, Zoology.
  1. of or relating to the mamma or breast.
Show More

Origin of mammary

First recorded in 1675–85; mamm(a)2 + -ary
Related formsin·ter·mam·ma·ry, adjectivepost·mam·ma·ry, adjectivesub·mam·ma·ry, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mammary

Contemporary Examples of mammary

Historical Examples of mammary

British Dictionary definitions for mammary


  1. of, relating to, or like a mamma or breast
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for mammary


1680s, from French mammaire (18c.), from Latin mamma "breast," probably from the child's word for "mother" (see mamma).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

mammary in Medicine


  1. Of or relating to a breast or mamma.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.