Synonyms: retrogression, degeneration
Definition: passing from a more complex to a simpler biological form
Similar words: shift, transformation, transmutation
Definition: a qualitative change
Synonyms: degeneration, devolution
Definition: the process of declining from a higher to a lower level of effective power or vitality or essential quality
Similar words: physical process, process
Definition: a sustained phenomenon or one marked by gradual changes through a series of states
Usage: events now in process; the process of calcification begins later for boys than for girls
Synonyms: decadence, decadency, degeneracy, degeneration
Definition: the state of being degenerate in mental or moral qualities
Similar words: degradation, abasement, abjection
Definition: a low or downcast state
Usage: each confession brought her into an attitude of abasement- H.L.Menchken