Definition of retrogression:
- Backward development; a passing from a higher to a lower state of organization or structure, as when an animal, approaching maturity, becomes less highly organized than would be expected from its earlier stages or known relationship. Called also retrograde development, and regressive metamorphism.
- The act of retrograding, or going backward; retrogradation.
degeneracy, retroflection, relapsing, reversal, reasoning backward, degeneration, lapse, reverse, retroflexion, statistical regression, regression, infantile fixation, forward, turnaround, arrested development, simple regression, devolution, repetition, turnabout, fixation, decadency, atavism, regress, retroversion, reverting, reversion, lapsing, decadence, regression toward the mean.
- "The Glands Regulating Personality", Louis Berman, M.D..
Having secured so much, he would intimate that he had no intention of adopting another country, but that the air of China was necessary for his recovery; that the retrogression in his convalescence, which all noticed and spoke of, was because of the now unaccustomed air of Japan.- "The Way of the Gods", John Luther Long.
- "The Unity of Civilization", Various.