Simple past tense and past participle of cornify.(verb)
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Use "cornified" in a sentence
"Projecting from their apices are numerous filamentous processes, or secondary papillæ these are of a whitish tint, owing to the thickness and density of the epithelium of which they are composed, which has here undergone a peculiar modification, the cells having become cornified and elongated into dense, imbricated, brush-like processes."
"Many of them contain projecting cornified plugs which may be squeezed out, leaving pit-like depressions."
"Riveira-Munoz E, Zeeuwen PL, Robarge J, Liao W, et al. (2009) Deletion of the late cornified envelope LCE3B and LCE3C genes as a susceptibility factor for psoriasis."