See also: SuperDisk English Etymology From super- + disk. Pronunciation Audio (US):(file) Noun superdisk (plural superdisks) (geometry) A closed curve, of form y = (1-xn)1/n (where n > 2), having properties intermediate between those of a circle and a square Anagrams superkidsWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads