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Re*gress"ive (r?*gr?s"?v), a. [Cf. F. r'egressif.]
1.
Passing back; returning.
2.
Characterized by retrogression; retrogressive.
Regressive metamorphism. (a) Biol. See Retrogression. (b) Physiol. See Katabolism.
© Webster 1913.