lockjaw

(redirected from Lock-jaw)
Also found in: Dictionary, Thesaurus, Encyclopedia.

lockjaw

 [lok´jaw]
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

tris·mus

(triz'mŭs),
Persistent contraction of the masseter muscles due to failure of central inhibition; often the initial manifestation of generalized tetanus.
Synonym(s): Ankylostoma (2) , lock-jaw, lockjaw
[L. fr. G. trismos, a creaking, rasping]
Farlex Partner Medical Dictionary © Farlex 2012

lockjaw

(lŏk′jô′)
n.
1. See tetanus.
2. An early sign of tetanus, in which there is difficulty opening the jaw because of a tonic spasm of the muscles of mastication. Also called trismus.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

lockjaw

(1) Tetanus, see there.
(2) Trismus, see there.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

lockjaw

Tetanus, trismus Spasm of the masseter muscles with stiffness of the jaw caused by tetanospasmin, a neurotoxin produced by Clostridium tetani, which causes an unrestrained muscle firing, and sustained muscular contraction which, if severe, causes dysphagia or acute respiratory insufficiency by causing prolonged diaphragm contraction
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

tris·mus

(triz'mŭs)
Persistent contraction of the masseter muscles due to failure of central inhibition; often the initial manifestation of generalized tetanus.
Synonym(s): lockjaw.
[L. fr. G. trismos, a creaking, rasping]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

lockjaw

A lay term for uncontrollable contraction (spasm) of the powerful chewing muscles that occurs in established TETANUS. The spasm clamps the teeth together so that they can barely be separated. The medical term is trismus.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

tris·mus

(triz'mŭs)
Persistent contraction of masseter muscles due to failure of central inhibition; often initial manifestation of generalized tetanus.
Synonym(s): ankylostoma, lockjaw.
[L. fr. G. trismos, a creaking, rasping]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
O'Connor's lock-jawed singing-style is at its best during the numerous medleys of Garland standards, but she never dazzles.
When the lock-jawed employee kinda goggled and froze, they just grabbed a likely-looking blue bag and got outta Dodge.
Few other events could more quickly reduce a cocky, experienced aircrew to sweating, lock-jawed intensity than trying to come to grips with an enemy diesel-electric submarine.
Indeed, at times their counter-counterculture gospel backs into a form of lock-jawed earnestness, indistinguishable in tone from the more lucid rants of the far right.
The only thing that can rouse them from their lock-jawed sangfroid is gospel and blues music.