UBS Greek Dictionary Article

Form 1

Part of speech: verb

Sense 1: to grind the teeth, to gnash the teeth, gnashing of teeth

Semantic entry: 23.41

Semantic domains: Physiological Processes and States

Subdomains: Processes Involving the Mouth, Other Than Eating and Drinking

Definition: the grinding or the gnashing of the teeth, whether involuntary as in the case of certain illnesses, or as an expression of an emotion such as anger or of pain and suffering

Notes: The action of grinding one’s teeth in the case of an epileptic fit is so widespread that it is normally not difficult to find some way of expressing this type of action.

Show passage in OET: MRK 9:18

OET-RV MRK 9:18

18 Whenever it takes hold of him, it attacks him and he starts foaming at the mouth and grating his teeth and his joints lock up. I tried to get your followers to command it to leave but they couldn’t.”

OET-LV MRK 9:18

18 And wherever it _may _grasp if him, it _is _attacking him, and he _is _foaming and is _grating his teeth and is _being _paralysed.
And I _told to _the apprentices/followers of _you that they _may _throw_ it _out, and they_ not _prevailed.

Jump to OET MRK 9:18 section.

UBS Dictionary of the Greek New Testament

τρίζω

Form 1

Sense 1: to grind the teeth, to gnash the teeth, gnashing of teeth