Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Situated around the ear.
  • adj. Of or relating to the bones immediately around the inner ear.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Surrounding, or pertaining to the region surrounding, the internal ear.
  • n. A bone in the internal ear.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Surrounding, or pertaining to the region surrounding, the internal ear.

from The Century Dictionary and Cyclopedia

  • Surrounding and containing the inner ear, or essential organ ofhearing; composing or entering into the formation of the otic capsule, or otocrane; otocranial; petromastoid; petrosal or petrous.
  • n. A periotic bone.

Etymologies

peri- +‎ otic (Wiktionary)

Examples

  • The seventh nerve (facial) is almost entirely motor; it passes through the periotic anterior to VIII., and emerges by the stylo-mastoid foramen (s.m.f.) behind the bulla, to run outside the great jaw muscle across the cheek immediately under the skin (Figure 1).

    Text Book of Biology, Part 1: Vertebrata

  • In the external view (Figure 3) the bulla hides the periotic bone from without.

    Text Book of Biology, Part 1: Vertebrata

  • Take the head of a rabbit, the brain of which has been hardened by spirit, and carefully remove cranium; be particularly careful in picking away the periotic bone, on account of the flocculi of cerebellum.

    Text Book of Biology, Part 1: Vertebrata

  • A closer approximation to the state of the case will be reached if the student will imagine the maxilla raised up so as to overlie and hide the palatine and presphenoid, the squamosal similarly overlying the periotic bone, and the jugal reaching between them.

    Text Book of Biology, Part 1: Vertebrata

  • The eighth nerve runs from the brain case (Cr.), into the periotic bone, and is distributed to the several portions of this labyrinth.

    Text Book of Biology, Part 1: Vertebrata

  • One centre of ossification in the frog forming pro-otic; several fuse together and form periotic of the dog.

    Text Book of Biology, Part 1: Vertebrata

  • The eighth nerve (auditory) is purely sensory, the nerve of the special sense of hearing; it runs into the periotic bone, and breaks up on the labyrinth.

    Text Book of Biology, Part 1: Vertebrata

  • The cerebellum (metencephalon) consists of a central mass, the vermis (v. cbm.), and it also has lateral lobes (l.l.), prolonged into flocculi (f. cbm.), which lastare - em-bedded in pits, [in] the periotic bone, and on that account render the extraction of the brain from the cranium far more difficult than it would otherwise be.

    Text Book of Biology, Part 1: Vertebrata

  • Between the ex-occipital and ali-sphenoid there is wedged in a bone, the periotic

    Text Book of Biology, Part 1: Vertebrata

  • In the lower forms it is a hollow membranous structure, embedded in a mass of cartilage, the otic capsule; in the mammal the latter is entirely ossified, to form the periotic bone.

    Text Book of Biology, Part 1: Vertebrata

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