eutherian

E1U1T1H4E1R1I1A1N1

adjective

Belonging or pertaining to the group Eutheria, comprising the mammals more closely related to animals like humans and rodents than to marsupials.

Similar
placentalplacental mammaleutherian mammal
OriginAncient Greek εὖ →
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Meanings

adjectiveeutherian (not comparable)
  1. not comparableBelonging or pertaining to the group Eutheria, comprising the mammals more closely related to animals like humans and rodents than to marsupials.
nouneutherian (plural eutherians)

plural eutherians

  1. An animal of the group Eutheria.

Synonyms & antonyms

nounmammals having a placenta; all mammals except monotremes and marsupials

Similar
placentalplacental mammaleutherian mammal
Broader
mammalmammalian
Also see
placental

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Ancient Greekεὖ“good, true”
  2. Englisheutherian

From Eutheria, from Ancient Greek εὖ (eû, “good, true”) + θηρίον (thēríon, “beast”).

More words from Ancient Greek

Full word history & related roots →
Cite this entry
APA

eutherian. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/eutherian

MLA

“eutherian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/eutherian. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “eutherian,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/eutherian.

Source: eutherian on Wiktionary, CC BY-SA 4.0.