soundproof
(adjective, verb)
adjective
1. impervious to, or not penetrable by, sound
- a soundproof room
Similar word(s): imperviable, impervious
Sentences with soundproof as an adjective:
- The contestant was placed in a soundproof booth so he could not receive help from the audience.
verb
1. insulate against noise
- Proust had his apartment soundproofed
Definition categories: change, insulate
Sentences with soundproof as a verb:
- We soundproofed the room so we couldn't hear the road noises; unfortunately we couldn't hear the fire alarm either.