Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A nipple or teat.
  • noun A nipple-shaped protuberance.

from The Century Dictionary.

  • noun The nipple of the mammary gland.
  • noun Some nipple-like or mammillary structure.
  • noun In entomology, a small conical process or appendage on a surface; a mammula.
  • noun [capitalized] In conchology, a genus of gastropods.
  • noun In botany, applied specifically
  • noun to tubercles on a plant-surface, as in Mamillaria
  • noun to the apex of the nucleus of an ovule
  • noun to granular prominences on some pollen-grains.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Anat.) The nipple.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy The nipple.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the small projection of a mammary gland

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin mamilla, mammilla, diminutive of mamma, breast; see mā- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin, diminutive of mamma ("breast").

Examples

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