different between petrous vs petrosal

English

Etymology

From Middle English, borrowed from Middle French petreux, from Latin petr?sus, from petra, from Ancient Greek ????? (pétra).

Adjective

petrous (not comparable)

1. Resembling rock or stone in its hardness.
2. (anatomy) Of the dense portion of the temporal bone that protects the inner ear.

Translations

Further reading

• Temporal bone on Wikipedia.Wikipedia

Anagrams

• -pterous, Proteus, Puertos, Stroupe, Troupes, posture, pourest, pouters, proteus, septuor, spouter, store up, troupes

English

Etymology

From Latin petr?sus (“full of rocks, rocky”) +? -al.

Pronunciation

• (Received Pronunciation) IPA^(key): /p??t???.s?l/, /p??t???.sl?/
• (General American) IPA^(key): /p??t?o?.s?l/
• Rhymes: -??s?l

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

• petrosal nerve
• subpetrosal

Related terms

• petrous

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–present.
• “petrosal”, in Merriam–Webster Online Dictionary, (Please provide a date or year).

Anagrams

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