Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of placenta is as below...

Placentation :: Placentation (n.) The mode in which the placenta is arranged or composed; as, axile placentation; parietal placentation..

Afterbirth :: Afterbirth (n.) The placenta and membranes with which the fetus is connected, and which come away after delivery..

Placenta :: Placenta (n.) The vascular appendage which connects the fetus with the parent, and is cast off in parturition with the afterbirth..

Ovule :: Ovule (n.) The rudiment of a seed. It grows from a placenta, and consists of a soft nucleus within two delicate coatings. The attached base of the ovule is the hilum, the coatings are united with the nucleus at the chalaza, and their minute orifice is the foramen..

Cotyledon :: Cotyledon (n.) One of the patches of villi found in some forms of placenta.

Parietal :: Parietal (a.) Attached to the main wall of the ovary, and not to the axis; -- said of a placenta..

Sporophore :: Sporophore (n.) A placenta.

Placentary :: Placentary (a.) Having reference to the placenta; as, the placentary system of classification..

Aplacentata :: Aplacentata (n. pl.) Mammals which have no placenta.

Placentation :: Placentation (n.) The mode of formation of the placenta in different animals; as, the placentation of mammals..

Placentas :: Placentas (pl. ) of Placent.

Acetabulum :: Acetabulum (n.) One of the lobes of the placenta in ruminating animals.

Placental :: Placental (n.) One of the Placentalia.

Placenta :: Placenta (n.) The part of a pistil or fruit to which the ovules or seeds are attached.

Placentiform :: Placentiform (a.) Having the shape of a placenta, or circular thickened disk somewhat thinner about the middle..

Implacental :: Implacental (a.) Without a placenta, as marsupials and monotremes..

Zonaria :: Zonaria (n. pl.) A division of Mammalia in which the placenta is zonelike.

Implacentalia :: Implacentalia (n. pl.) A primary division of the Mammalia, including the monotremes and marsupials, in which no placenta is formed..

Placentae :: Placentae (pl. ) of Placent.

Implacental :: Implacental (n.) A mammal having no placenta.

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