petrosal

English

Etymology

From Latin petrōsus (“full of rocks, rocky”) +‎ -al.

Pronunciation

• (Received Pronunciation) IPA^(key): /pɪˈtɹəʊ.səl/, /pɪˈtɹəʊ.sl̩/
• (General American) IPA^(key): /pəˈtɹoʊ.səl/
• Rhymes: -əʊsəl

Adjective

petrosal (not comparable)

1. Of great hardness; petrous.
2. (anatomy, relational) Of, pertaining to, or located near the petrous part of the temporal bone or the capsule of the inner ear.

Derived terms

• lesser petrosal nerve
• petrosal ganglion
• petrosal nerve
• petrosal sinus
• subpetrosal

 

Related terms

• petrous

Translations

relating to the petrous part of the temporal bone

• Chinese:

  Mandarin: 岩的 (zh) (yán de)

Noun

petrosal (plural petrosals)

1. (anatomy) The petrous part of the temporal bone at the base of the skull, surrounding the inner ear.
2. (anatomy, zootomy) The auditory capsule.
   • 1866, Richard Owen, Anatomy of Vertebrates:

     midal-shaped petrosal of mammals and bird

Derived terms

• petrosectomy

References

• “petrosal”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “petrosal”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

Anagrams

• LaPortes, Laportes, Plateros, Pole Star, Portales, Portelas, patroles, pole star, polestar, portsale, prolates