Orbital cavity
orbital cavity n.
The bony cavity containing the eyeball and its associated muscles, vessels, and nerves. Also called eye socket, orbit.
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- Orbitale
[awr-bi-tey-lee] /ˌɔr bɪˈteɪ li/ noun 1. Craniometry, Cephalometry. the lowermost point on the lower margin of the left orbit, located instrumentally on the skull or by palpation on the head. orbitale or·bi·ta·le (ôr’bĭ-tā’lē) n. The lowermost point in the lower margin of the bony orbit that may be felt under the skin.
- Orbital gyrus
orbital gyrus n. Any of the small, irregular convolutions on the concave inferior surface of each frontal lobe of the cerebrum.
- Orbital-index
noun, Craniometry. 1. the ratio of the maximum breadth to the maximum height of the orbital cavity multiplied by 100.
- Orbital muscle
orbital muscle n. A rudimentary nonstriated muscle, crossing the infraorbital groove and the sphenomaxillary fissure and united with the periosteum of the eye socket.
- Orbital plane
orbital plane n. The orbital surface of the maxilla that lies perpendicular to the Frankfort plane at the orbitale.