Definition
A callus is an overgrowth of suberized tissue formed in responsse to wounding or irritation.
Etymology. 1563, from L., var. of callum "hard skin," related to callere "be hard," and cognate with Skt. kalika "bud," O.Ir. calath "hard."
A callus is an overgrowth of suberized tissue formed in responsse to wounding or irritation.
Etymology. 1563, from L., var. of callum "hard skin," related to callere "be hard," and cognate with Skt. kalika "bud," O.Ir. calath "hard."