What is "undegenerate"

Usage examples of "undegenerate".

There was something very simple yet stately about him, though his face was hidden and as I gazed long and intently the idea got hold of me that he had been a king over an undegenerate Martian race, and had stood waiting for the Dawn a very, very long time.

Whenever there is danger that friendship will become another passion, where there are legal or moral duties forbidding it, the true course is not to dismiss and denounce the friendship, but to preserve it in its undegenerate integrity, by strengthening the sanctions, restraints, and obligations that should properly guide and guard it.