Dictionary > Catagenesis

Catagenesis

Definition
noun
(1) (physiology) The progressive, retrograding or degenerating changes in an aging body; involution; retrogression.
(2) (evolution) Retrograde pattern of evolution of a species.
Supplement
Word origin: Greek kata– (down) + génesis (origin, source)
Related form(s): catagenetic (adjective)
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