mammillate

adjective

mam·​mil·​late
ˈmaməˌlāt
variants or mammillated or less commonly mamillate
-āt
or mamillated
-ātə̇d
1
: having nipples or small protuberances like nipples
2
a
: having the form of a bluntly rounded protuberance
b
usually mammillated : having a hummocky rock surface with many smoothly rounded knobs or mounds formed especially as a result of glacial erosion
the mammillated variety of glaciated surfaceC. A. Cotton

Word History

Etymology

Late Latin mammillatus, mamillatus, from Latin mammilla, mamilla breast, nipple + -atus -ate, -ated

First Known Use

1741, in the meaning defined at sense 1

Time Traveler
The first known use of mammillate was in 1741

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near mammillate

Cite this Entry

“Mammillate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mammillate. Accessed 28 Feb. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!