placental

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun mammals having a placenta; all mammals except monotremes and marsupials
  2. adjective pertaining to or having or occurring by means of a placenta

Etymology

From post-classical Latin placentalis, corresponding to placenta + -al.

Synonyms

placental mammal, eutherian, eutherian mammal

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