negation

n. in Piagetian theory, a mental process—a form of reversibility—in which one realizes that any operation can always be negated or inverted. Also called inversion. See identity, negation, reciprocal, and correlative operations. —negate vb.

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Psychology term of the day

November 18th 2024

paradigm clash

paradigm clash

in science or philosophy, the conflict that occurs when a new set of fundamental assumptions about reality or human knowledge proves incompatible with an established set of such assumptions. For example, the doctrine of organic evolution challenged established thinking about the origin and nature of the living world and ultimately replaced previous theories.