πρῖςις

εως, ἡ

πρίω

A. sawing, Arist. PA 645b17, Thphr. HP 5.5.4, Heliod. ap. Orib. 47.14.3.
2. in cranial surgery, trephining, Hp. VC 9, 21.
II. π. ὀδόντων grinding of the teeth, from anger, Plu. 2.458d (pl.); or as an effect of disease, Hp. Prorrh. 1.48.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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