Definition of corneous in English:



  • Of or resembling horn; horny.

    ‘the skeleton is formed of a corneous substance’
    • ‘During the final growth stage, the culture is exposed to air to promote the formation of a corneous layer - similar to the upper layer of human skin.’
    • ‘The hard corneous tip of the tongue may get wrapped in the cuticle, instead of spearing through the skin.’
    • ‘In these animals, lipids are deposited into spaces between cells, where they become organized into distinct sandwiched layers within the epidermis's corneous tissues (consisting primarily of fibrous keratin proteins).’
    • ‘This termination may be further modified by a covering of corneous material which appears black or dark brown even in the fossil record.’


Mid 17th century: from Latin corneus (from cornu ‘horn’) + -ous.