mammal

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mammal

/ˈmæməl/ US

Rhymes with -æməl

Where it comes from

Borrowed from Latin mammal, coined 1758 by Linnaeus for the class of mammals, from Late Latin mammalis (“of the breast”), from Latin mamma (“breast”), perhaps cognate with mamma (mother).

noun mammals

A vertebrate animal of the class Mammalia, characterized by being warm-blooded, having fur or hair and producing milk with which to feed their young.
A vertebrate with three bones in the inner ear and one in the jaw.

Similar: mammal, mammalian

Thesaurus

Closest in meaning: mammalia, fishes, animal, marine, birds, mammifer, tetrapod, warmblood, endotherm, vertebrate, eutherian, metatherian, monotreme, marsupial, homeotherm, viviparous

noun

Similar: mammal, mammalian

Translations

Every language

noun animal of the class Mammalia

Español	mamífero
한국어	포유류 poyuryu
日本語	哺乳類 honyūrui
中文	哺乳類 /哺乳类 bǔrǔlèi, 哺乳動物 /哺乳动物 bǔrǔ dòngwù
हिन्दी	स्तनपायी stanpāyī, स्तनधारी standhārī
Português	mamífero
Français	mammifère
Deutsch	Säugetier
Italiano	mammifero
Ελληνικά	θηλαστικό thilastikó
Română	mamifer
Русский	млекопита́ющее mlekopitájuščeje, зверь zverʹ
Tiếng Việt	động vật có vú, thú
العربية	ثَدْيِيّ ṯadyiyy
עברית	יוֹנֵק yonék

noun paleontology: vertebrate with three bones in the inner ear and one in the jaw

Ελληνικά	θηλαστικό thilastikó

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Cite this

MLA

"mammal." Wiktionary, via Micwyn, micwyn.com/word/mammal. Accessed 6 Nov. 2026.

APA

mammal. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/mammal

Chicago

"mammal." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/mammal.

BibTeX

@misc{mammal_2026,
  title = {mammal},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/mammal},
  urldate = {2026-11-06}
}