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impetus

Pronunciation: im'pe-tus

Definition: In psychoanalysis, the motor element of an instinct; the amount of force of the person's energy that the instinctive impulse demands.

[L. an onset, fr. im-peto, to attack]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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