'Degenerative' definitions:

Definition of 'degenerative'

From: WordNet
adjective
(of illness) marked by gradual deterioration of organs and cells along with loss of function; "degenerative diseases of old age"

Definition of 'Degenerative'

From: GCIDE
  • Degenerative \De*gen"er*a*tive\, a. Undergoing or producing degeneration; tending to degenerate. [1913 Webster]