to become quiet (often followed by down).
to make quiet.
- qui·et·en·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use quieten in a sentence
Pippa is facing renewed pressure from the palace to quieten down and behave like a good girl.
Jack, as was natural, first recovered himself, and did all in his power to quieten the hysterical emotion of Dolores.The Harlequin Opal, Vol. 2 (of 3) | Fergus Hume
One was obliged to walk up and down quickly in order to gradually quieten the pumping lungs.In the Foreign Legion | Erwin Rosen
Now, just quieten yourself down and tell me all Lyne told you about her, will you, my lad?The Daffodil Mystery | Edgar Wallace
But that 'ere girth, and layin' him on his side, will quieten the movements of his chest, and jest give him a chance.Indian and Scout | F. S. Brereton
But th' cheerman saw her comin, an' managed to stop it, but it wor noa easy job to quieten her.Yorksher Puddin' | John Hartley
British Dictionary definitions for quieten
(often foll by down) to make or become calm, silent, etc; pacify or become peaceful
(tr) to allay (fear, doubts, etc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012