| Perfectibilian | n. A perfectionist. [ R. ] Ed. Rev. [ 1913 Webster ] |
| perfectability | |
| Perfectibility | n. [ Cf. F. perfectibilité. ] The quality or state of being perfectible. [ 1913 Webster ] |
| perfectibility |
| perfectibility | (n) the capability of becoming perfect, Ant. imperfectibility, Example: he believes in the ultimate perfectibility of man |