Degenerated

to fall below a normal or desirable level in physical, mental, or moral qualities; deteriorate: The morale of the soldiers degenerated, and they were unable to fight.

to diminish in quality, especially from a former state of coherence, balance, integrity, etc.: The debate degenerated into an exchange of insults.

Pathology. to lose functional activity, as a tissue or organ.

Evolution. (of a species or any of its traits or structures) to revert to a simple, less highly organized, or less functionally active type, as a parasitic plant that has lost its taproot or the vestigial wings of a flightless bird.

to cause degeneration in; bring about a decline, deterioration, or reversion in.

having fallen below a normal or desirable level, especially in physical or moral qualities; deteriorated; degraded: a degenerate king.

having lost, or become impaired with respect to, the qualities proper to the race or kind: a degenerate vine.

characterized by or associated with degeneracy: degenerate times.

Mathematics. pertaining to a limiting case of a mathematical system that is more symmetrical or simpler in form than the general case.

a person who has declined, as in morals or character, from a type or standard considered normal.

a person or thing that reverts to an earlier stage of culture, development, or evolution.

a sexual deviate.