Word Meanings - APLACENTATA - Book Publishers vocabulary database

Mammals which have no placenta.

PLACENTARY
Having reference to the placenta; as, the placentary system of classification.
WHICHEVER; WHICHSOEVER
Whether one or another; whether one or the other; which; that one which; as, whichever road you take, it will lead you to town.
WHICH
the root of hwa who + lic body; hence properly, of what sort or kind; akin to OS. hwilik which, OFries. hwelik, D. welk, G. welch, OHG. welih, hwelih, Icel. hvilikr, Dan. & Sw. hvilken, Goth. hwileiks, 1. Of what sort or kind; what; what a; who.
PLACENTA
The vascular appendage which connects the fetus with the parent, and is cast off in parturition with the afterbirth. Note: In most mammals the placenta is principally developed from the allantois and chorion, and tufts of vascular villi
PLACENTATION
The mode of formation of the placenta in different animals; as, the placentation of mammals.
PLACENTAL
Of or pertaining to the Placentalia. (more info) 1. Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.
PLACENTALIA
A division of Mammalia including those that have a placenta, or all the orders above the marsupials.
APLACENTAL
Belonging to the Aplacentata; without placenta.
APLACENTATA
Mammals which have no placenta.
IMPLACENTAL
Without a placenta, as marsupials and monotremes. -- n.
IMPLACENTALIA
A primary division of the Mammalia, including the monotremes and marsupials, in which no placenta is formed.