clenching

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clenching

(klench'ing)
1. Forcible, repeated contraction of the jaw muscles with the teeth in contact. This causes pulsating, bilateral contractions of the temporalis and pterygomasseteric muscles. It may be done consciously, subconsciously while awake, or during sleep. See: bruxism
2. Tightly closing the fist.
Medical Dictionary, © 2009 Farlex and Partners

clench·ing

(klenching)
Nonfunctional tooth clamping in centric occlusion.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
This time it was Federer who found the reserves to up the tempo in the breaker, clinching it for the loss of just one point to take the match all the way.
Birmingham athlete Tanni Grey-Thompson celebrates after clinching a gold medal at the Paralympics in Sydney.
BARNSLEY manager Dave Bassett has his eyes firmly set on clinching the eighth promotion of his managerial career.
ST MIRREN stars enjoy their slice of glory after clinching the First Division title with a 3- 0 Love Street romp against Raith Rovers.
KOHAT -- Boys topped intermediate examination by clinching top three positions in Board of Intermediate and Secondary Education (BISE) Kohat.
A serrated clinching ring, knurl, ribs or hex head prevents the fastener from rotating in the metal when tightening torque is applied to mating hardware.