Defn: Furnished with protuberant or hardened spots.
CALLOSITY Cal*los"i*ty, n.; pl. Callosities. Etym: [L. callasitas; cf. F. calosté.]
Defn: A hard or thickened spot or protuberance; a hardening and thickening of the skin or bark of a part, eps. as a result of continued pressure or friction.
CALLOSUM
Cal*lo"sum, n. Etym: [NL., fr. callosus callous, hard.] (Anat.)
Defn: The great band commissural fibers which unites the two cerebral hemispheres. See corpus callosum, under Carpus.
CALLOT
Cal"lot, n.
Defn: A plant coif or skullcap. Same as Calotte. B. Jonson.
CALLOUS Cal"lous, a. Etym: [L. callosus callous hard, fr. callum, callus, callous skin: cf. F. calleux.]
1. Hardenes; indurated. "A callous hand." Goldsmith. "A callous ulcer." Dunglison.
2. Hardened in mind; insensible; unfeeling; unsusceptible. "The callous diplomatist." Macaulay. It is an immense blessing to be perfectly callous to ridicule. T. Arnold.