superregeneration noun3 •The regeneration of more tissue than what is removed or damaged, such as in the production of supernumerary digits and amputated limbs within the urodele amphibians. •(rare) Extreme, superhuman regeneration.Functional disturbances of the brain might give us the explanation here, just as material disturbances may serve to explain superregeneration in spite of all vitalism. — 1905 •The superregenerative technique.