Occip´ital, a. or n. Pertaining to the hind-head; as, occipital bone, occipital region.
Oc´ciput, n. The hind head. (33.)
Ocel´lus, n. (Literally “little eye.”) Distinct rounded spot of color, like the “eyes” of a peacock’s tail.
Och´rey, Och´reous, a. Color of yellow ochre.
Oc´reate, a. Booted. See Boot and Caligula.
Oc´ulo-mo´tor, n. A nerve of the eye-muscles.
Oc´ulus, n. Eye. (The adjective ocular being applied chiefly to processes and results of sight, much like visual, rather than to physical attributes, the word orbital is used for the latter instead.)
Odon´toid (process), a. A part of the axis (second cervical vertebra) is so called.
Œsoph´agus, n. Gullet; tube conveying food from mouth to stomach.
Olec´ranon, n. Upper back part of the ulna, not prominent in birds.