The Collaborative International Dictionary
Perfectibilian
Perfectibilian \Per*fect`i*bil"i*an\, n.
A perfectionist. [R.]
--Ed. Rev.
Usage examples of "perfectibilian".
Merlin being a perfectibilian and King Arthur a deteriorationist, they immediately lapsed into an argument on a point which they had argued for a thousand years, and were of the same opinions still.