pachyderma

noun

1. thickening of the skin (usually unilateral on an extremity) caused by congenital enlargement of lymph vessel and lymph vessel obstruction

   Synonyms

   • nevoid elephantiasis

   Less specific

   • elephantiasis, genetic disease, genetic disorder, genetic abnormality, genetic defect, congenital disease, inherited disease, inherited disorder, hereditary disease, hereditary condition