— sclerosal , adj.
/skli roh"sis/ , n. , pl. scleroses /-seez/ .
1. Pathol. a hardening or induration of a tissue or part, or an increase of connective tissue or the like at the expense of more active tissue.
2. Bot. a hardening of a tissue or cell wall by thickening or lignification.
[ 1350-1400; ME sklérosis hardening. See SCLER-, -OSIS ]