ACETABULUM

(Lat.), n.n.?t(ke?t)-a2b(asb)‘u%(u)- 1u$m(lutm). From acetum, vinegar. Gr., rordAn, kotuAnddév. Fr., acétabule, acétable (obs.), cavité cotyloïde (3d def.), fo e cotyloïdienne (3d def.), nombril de Vénus (6th def.). Ger., Pfanne, Gelenkpfanne (3d def.), Nabelkraut (6th def.), Venusnabel (6th def.). I acetabolo. Sp., acetdbulo, cavidad cotiloidea (3d def.), ombl Venus (6th def.). Syn.: cotyloid cavity (8d def.). 1. Originally. a ve el for holding vinegar ¢ hence, any cup-shaped ve el. (A, 812. 2, A measuring cup holding about 10 flu i drachms. (Celsus, B, 45. 3, A cup-shaped articular cavity, especially that of the innominate bone serving as a socket for the head of the thigh bone. [C.]. 4. In zoology, the sucker of a cephalopod; also, the socket with which the limb of an insect articulates. 5. In botany, the receptacle of certain lichens and fungi; also the calyx of a flower. 6. A name sometimes applied to the plants known as Venus’s navelwort (Cotyledon umbilicus and various species of Omphalodes). 7. A placental cotyledon, especially in ruminants. [A, 300, 325.]—A. alterum. The common ornine (Sedum telephium). [A, 816.j—A. cotyle. See A. (8d def.).—A. humeri. See Humeri a.—A. marinum, Navelwort,—Acetabula uterina. See A. (7th def.).—Humeri a. Gr., époxoriim. See Glenoid cavity.