terminal insomnia

a chronic problem in which an individual habitually awakens very early, feels unrefreshed, and cannot go back to sleep. It is a common symptom of a major depressive episode. Also called early-morning awakening insomnia. Compare initial insomnia; middle insomnia.

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Psychology term of the day

November 21st 2024

CAT

1. abbreviation for California Achievement Tests.

2. abbreviation for Children’s Apperception Test.

3. abbreviation for the British version of the Cognitive Abilities Test.

4. abbreviation for computer adaptive testing.

5. acronym for computerized axial tomography (see computed tomography).