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lip biting

habitual biting of the lips, which may be a nervous habit, a stereotyped behavior (see stereotypy), or a symptom of a disorder, such as Lesch–Nyhan syndrome. Also called morsicatio labiorum.

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Psychology term of the day

May 8th 2024

Rohypnol

Rohypnol

n. a trade name for flunitrazepam.