perioticn.adj.

Brit.

/pɛrɪˈɒtɪk/, U.S.

/ˌpɛriˈɑdɪk/

Origin: Formed within English, by derivation. Etymons: peri- prefix, otic adj.

Etymology: < peri- prefix + otic adj.

Anatomy and Zoology.

A. n.

The bone forming the otic capsule of the inner ear, consisting of fused prootic, epiotic, and opisthotic bones.

ΘΚΠ

the world > life > the body > structural parts > bone or bones > skull > parts of skull > [noun] > bones of ear > periotic bone and parts

rock-bone1615

rocky bone1615

stony bone1615

petrous1836

otocrane1846

petrosal1846

periotic1865

1865 Philos. Trans. (Royal Soc.) 155 55 The jugular vein most likely left the skull by a passage between the posterior and internal part of the bulla, the exoccipital, and the periotic.

1916 Philos. Trans. (Royal Soc.) B. 207 363 The periotic of Echidna is shown to agree with that of Ornithorhynchus in having connected with it an ossification which grows forward.

1939 T. L. Green Pract. Animal Biol. i. 153 Note the periotic, the bony division descending from the roof which lies between cerebellum and cerebrum.

1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) iii. 84 The subclass Prototheria consists of forms in which much of the lateral wall of the braincase is formed by the periotic rather than the alisphenoid as in therians.

B. adj.

Surrounding the ear, esp. the inner ear; spec. designating each of the three bones (prootic, epiotic, and opisthotic) which constitute the otic capsule; designating the capsule itself.

ΘΚΠ

the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > bones of ear

petrousc1475

petrosal1713

otocranial1848

opisthotic1866

periotic1866

prootic1866

tympano-periotic1870

stapedial1875

incudal1890

tympanomalleal1891

tympanomandibular1891

tympanosquamosal1891

tympanostapedial1900

tympanotemporal1900

malleolar1902

1866 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) II. 862/2 Periotic Bones, the bones which surround the internal ear, or labyrinth.

1873 St. G. Mivart Lessons Elem. Anat. iii. 106 These three bony barriers protecting the internal ear may be conveniently spoken of as the periotic mass.

1901 Proc. Royal Soc. 68 131 The..supraorbitals, hyo-mandibulars and periotic capsules are united and reduced in size.

1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) xiv. 386 The floccular lobes of the cerebellum..are lodged in the floccular fossæ of the periotic bones.

2002 Developmental Biol. 248 240 Development of the cartilaginous capsule of the inner ear is dependent on interactions between otic epithelium and its surrounding periotic mesenchyme.

This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).

单词	periotic
释义	perioticn.adj. Brit. /pɛrɪˈɒtɪk/, U.S. /ˌpɛriˈɑdɪk/ Origin: Formed within English, by derivation. Etymons: peri- prefix, otic adj. Etymology: < peri- prefix + otic adj. Anatomy and Zoology. A. n. The bone forming the otic capsule of the inner ear, consisting of fused prootic, epiotic, and opisthotic bones. ΘΚΠ the world > life > the body > structural parts > bone or bones > skull > parts of skull > [noun] > bones of ear > periotic bone and parts rock-bone1615 rocky bone1615 stony bone1615 petrous1836 otocrane1846 petrosal1846 periotic1865 1865 Philos. Trans. (Royal Soc.) 155 55 The jugular vein most likely left the skull by a passage between the posterior and internal part of the bulla, the exoccipital, and the periotic. 1916 Philos. Trans. (Royal Soc.) B. 207 363 The periotic of Echidna is shown to agree with that of Ornithorhynchus in having connected with it an ossification which grows forward. 1939 T. L. Green Pract. Animal Biol. i. 153 Note the periotic, the bony division descending from the roof which lies between cerebellum and cerebrum. 1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) iii. 84 The subclass Prototheria consists of forms in which much of the lateral wall of the braincase is formed by the periotic rather than the alisphenoid as in therians. B. adj. Surrounding the ear, esp. the inner ear; spec. designating each of the three bones (prootic, epiotic, and opisthotic) which constitute the otic capsule; designating the capsule itself. ΘΚΠ the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > bones of ear petrousc1475 petrosal1713 otocranial1848 opisthotic1866 periotic1866 prootic1866 tympano-periotic1870 stapedial1875 incudal1890 tympanomalleal1891 tympanomandibular1891 tympanosquamosal1891 tympanostapedial1900 tympanotemporal1900 malleolar1902 1866 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) II. 862/2 Periotic Bones, the bones which surround the internal ear, or labyrinth. 1873 St. G. Mivart Lessons Elem. Anat. iii. 106 These three bony barriers protecting the internal ear may be conveniently spoken of as the periotic mass. 1901 Proc. Royal Soc. 68 131 The..supraorbitals, hyo-mandibulars and periotic capsules are united and reduced in size. 1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) xiv. 386 The floccular lobes of the cerebellum..are lodged in the floccular fossæ of the periotic bones. 2002 Developmental Biol. 248 240 Development of the cartilaginous capsule of the inner ear is dependent on interactions between otic epithelium and its surrounding periotic mesenchyme. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < n.adj.1865
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