sclerodactyly

noun
sclero·​dac·​ty·​ly | \ ˌskler-ō-ˈdak-tə-lē\
variants: also sclerodactylia \ -​dak-​ˈtil-​ē-​ə \
plural sclerodactylies also sclerodactyllias

Medical Definition of sclerodactyly

: scleroderma of the fingers and toes