- variant of cerato-: keratogenous.
Also especially before a vowel, kerat-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
before a vowel kerat-
- indicating horn or a horny substancekeratin; keratogenous
- indicating the corneakeratoplasty
from Greek kerat-, keras horn
Word Origin and History for kerato-
before vowels, kerat-, word-forming element meaning "horn, horny," from Greek keras (genitive keratos) "horn," from PIE *ker- (1) "horn, head" (see horn (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper
- Horn; horny:keratosis.