to make less sensitive, active, energetic, or forcible; weaken: to deaden sound; to deaden the senses; to deaden the force of a blow.
to lessen the velocity of; retard: to deaden the headway of a ship.
to make impervious to sound, as a floor.
to become dead.
- dead·en·er, noun
- un·dead·ened, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use deaden in a sentence
British Dictionary definitions for deaden
to make or become less sensitive, intense, lively, etc; damp or be damped down; dull
(tr) to make acoustically less resonant: he deadened the room with heavy curtains
- deadener, noun
- deadening, adjective
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