Obturbinate

In biology, top-shaped, with the apex or pegend up. Occiput The back part of the head. Occludent. In bi ology, applied to parts that shut up or close. Occlusio. Closure. O. pupilla obliteration of the pupil. O. pupillae lymphatic a, obliteration of the pupil by a false membrane. Occlusion. I. A closure, blocking or shutting up of a normalh patent aperture, as of the anus or ear. A synonym of Imperforation and Obstruction. 2. In chemistry, the absorption by a metal, of gas in large quantities, as of hydrogen by platinum. 3. The full meeting of the masticating surfaces of the upper and lower teeth, in the position of rest. Occlusive. Effecting an occlusion, as an occlusive dre ing, in sur- Obtuse. Blunt.