Sclerosis (also sclerosus in the Latin names of a few disorders) is a hardening of tissue and other anatomical features; it may refer to:
Sclerosis (medicine), a hardening of tissuein zoology, a process which hardens forms sclerites, a hardened exoskeletonin botany, a process which hardens plant tissue by adding fibers and sclereids, resulting in sclerenchymaIn economics, see: Eurosclerosis reference