rictus


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rictus

(rĭk′təs)
n. pl. rictus or ric·tuses
1. A gaping grimace: "his mouth gaping in a kind of rictus of startled alarm" (Richard Adams).
2.
a. The expanse of an open mouth or a bird's beak.
b. The corner of the mouth or the fleshy area where the upper and lower mandibles of a bird meet.

ric′tal adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

rictus

A facial contortion or grimace of pain.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

rictus

the expanse of the open mouth, or gape, in an animal, or the throat of the calyx in a flower.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
The rictus of indifference issues soothing blandishments.
Going round with a rictus grin on your face every day is a short cut to the grave.
Think of another question." At which point Mel would always go slightly glazed, put on a rictus grin and ask "Got any pets?" MEL: " I remember David Seaman said: "I've got a rabbit." And I replied "Bye, bye, see you tomorrow.
While epic failure Susanna Reid adopted her "good sport" rictus grin, Norton deadpanned: "So Kylie left The Voice.
I'm exhausted just thinKing of the time and effort that must go into worKing out what she is going to wear and then there's the facial rictus grin that's essential when faced with the barrage of photographers who attend these events.
I'm exhausted just thinking of the time and effort that must go into working out what she is going to wear and then there's the rictus grin that's essential when faced with the barrage of photographers who attend these events.
Indeed, there are moments of unintentional hilarity like when a demonic clown puppet with a rictus grin unconvincingly attempts to strangle a young boy.
Not for her a life in hubby's shadow, mouth shut and rictus smile intact.
The rictus smiles fixed to the faces of senior council officials and councillors said it all.
And when Bartoli looked to the Royal Box for inspiration, there was no Pierce Brosnan, just the rictus grin of Margaret Thatcher and a slightly smug looking Terry Wogan.