ROSTRUM

(Lat.), n. n. Ro2st(rost)'rusm(ru4m). Fr., bee. From rodere, to gnaw. See BEAK and CORNU clavatum.R,. a i i at is. An old form of duckbill forceps described by Rueff as being used for extracting the tot us after embryotomy. [A. R. Simpson, " Brit. Med. Jour.," Dec. 13, 1884, p. 1178.] R. cochleare. The spoon-shaped proce in front of and above the fenestra oval is; the termination of the bony canal for the tensor tympani. [F.] R. corp or is callosi. See BEAK of the corpus callosum. R. gruliiuiii. Fr., bee de grue. An old term for a long, curved, slender forceps for seizing and removing substances from a cavity; somewhat like the modern uterine dre ing-forceps. [A, 44.]- R. laminae spiral is. See PROCESS US cochleariform is.H. leporinuin. See HARE-LIP. R. sphenoid ale. Fr., bee du spheno'ide. Ger.. Keilbeinschnabel. The beak of the sphenoid bone; the vertical prominence on the inferior surface of the body of the sphenoid bone, articulating with the voiner. [s. 417]