- to lessen the vigor, intensity, or liveliness of; dull
- to take away the sensitivity of; make numb
- to treat (a wall, floor, or ceiling) so as to keep sounds from going through; make soundproof
Origin of deadendead + -en, replacing Middle English deden
to become as if dead; lose vigor, intensity, etc.
verbdead·ened, dead·en·ing, dead·ens
- To render less intense, sensitive, or vigorous: a medication to deaden the pain; wall tiles that deaden the sound from the rehearsal studio.
- To make soundproof.
- To make less colorful or brilliant.
- To become dead.
- To lose vigor, brilliance, or liveliness.
(third-person singular simple present deadens, present participle deadening, simple past and past participle deadened)
dead + -en