callous: Meaning and Definition of
cal•lous
Pronunciation: (kal'us), [key] — adj.
- made hard; hardened.
- insensitive; indifferent; unsympathetic: They have a callous attitude toward the sufferings of others.
- having a callus; indurated, as parts of the skin exposed to friction.
—v.t., v.i. - to make or become hard or callous.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.