(1):
(a.) Without sensibility; unfeeling; obdurate.
(2):
(v. i.) To grow hard; to harden, or become hard; as, clay indurates by drying, and by heat.
(3):
(v. t.) To make unfeeling; to deprive of sensibility; to render obdurate.
(4):
(v. t.) To make hard; as, extreme heat indurates clay; some fossils are indurated by exposure to the air.
(5):
(a.) Hardened; not soft; indurated.