morsicatio

mor·sic·a·ti·o

(mor-sik'ă-tē-ō),
Habitual nibbling of the lips (morsicatio labiorum), tongue (morsicatio linguae), or buccal mucosa (morsicatio buccarum); often produces a shaggy white lesion.
[L. biting, fr. mordeo, to bite]

morsicatio

(mor″sĭ-kā′sh(ē-)ō) [L. morsicatio, a biting]
Habitual or repetitive chewing or biting of a body part.

morsicatio buccarum

Habitual chewing of the inside of the cheek or oral mucosa.

morsicatio labiorum

Chronic biting or chewing of the lips.

morsicatio linguarum

l Chronic chewing of the tongue.

mor·si·ca·ti·o

(mor-sik'că-shē-ō)
Habitual nibbling of the lips (morsicatio labiorum), tongue (morsicatio linguae), or buccal mucosa (morsicatio buccarum); often produces a shaggy white lesion.
[L. biting, fr. mordeo, to bite]