Definition of keratose in US English:

keratose

adjective

Zoology
  • (of certain sponges) composed of a horny substance.

    • ‘I have taken pictures of them feeding on the yellow keratose sponges.’
    • ‘This contrasts with temperate and especially sub-tropical and tropical latitudes where keratose sponges can be common.’

Origin

Mid 19th century: from Greek keras, kerat- ‘horn’ + -ose.

Pronunciation

keratose

/ˈkerəˌtōs//ˈkɛrəˌtoʊs/