placental Meaning, Definition & Usage
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noun mammals having a placenta; all mammals except monotremes and marsupials
eutherian; eutherian mammal; placental mammal.
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adjective pertaining to or having or occurring by means of a placenta
- all mammals except monotremes and marsupials are placental mammals
WordNet
Pla*cen"tal adjective
Definitions
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Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a .placental mammal -
(Zoöl.) Of or pertaining to the Placentalia.
Pla*cen"tal noun
Definitions
(Zoöl.) One of the Placentalia.
