Antonyms of adj aplacental

1 sense of aplacental

Sense 1
aplacental (vs. placental) -- (having no placenta; "monotremes and marsupials are aplacental mammals")

placental (vs. aplacental) -- (pertaining to or having or occurring by means of a placenta; "all mammals except monotremes and marsupials are placental mammals")
        => transplacental -- (occurring through or by way of the placenta; "transplacental passage of nutrients")

Similarity of adj aplacental

1 sense of aplacental

Sense 1
aplacental (vs. placental) -- (having no placenta; "monotremes and marsupials are aplacental mammals")