gradualism

Noun

 * 1)  The belief that evolution proceeds at a steady pace, without the sudden development of new species or biological features from one generation to the next.
 * 2)  The belief that some phenomenon occurs gradually over a long period of time.
 * 3)  The belief that change ought to be brought about in small, discrete increments rather than in abrupt strokes such as revolutions or uprisings.
 * 1)  The belief that change ought to be brought about in small, discrete increments rather than in abrupt strokes such as revolutions or uprisings.

Derived terms

 * phyletic gradualism