Placenta

pla-sen′ta, n. the structure which unites the unborn mammal to the womb of its mother and establishes a nutritive connection between them: ( bot. ) the portion of the ovary which bears the ovules:— pl. Placen′tæ .— adj. Placen′tal .— n.pl. Placentā′lia , placental mammals.— adjs. Placentā′lian ; Placen′tary , pertaining to, or having, a placenta.— n. a mammal having a placenta.— adjs. Placen′tate , Placentif′erous .— ns. Placentā′tion , the mode in which the placenta is formed and attached to the womb; Placentī′tis , inflammation of the placenta. [L., a flat cake, akin to Gr. plakous , a flat cake, from plax , plak-os , anything flat.]