Word Meanings - IMPLACENTAL - Book Publishers vocabulary database

Without a placenta, as marsupials and monotremes. -- n.

PLACENTARY
Having reference to the placenta; as, the placentary system of classification.
WITHOUT-DOOR
Outdoor; exterior. "Her without-door form." Shak.
WITHOUTFORTH
Without; outside' outwardly. Cf. Withinforth. Chaucer.
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
WITHOUTEN
Without. Chaucer.
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.
WITHOUT
1. On or at the outside of; out of; not within; as, without doors. Without the gate Some drive the cars, and some the coursers rein. Dryden. 2. Out of the limits of; out of reach of; beyond. Eternity, before the world and after, is without our
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.