soundproofing

noun

1. Something that prevents sound from traveling through it, such as is put on walls so adjacent areas are not disturbed by noise.

- Until the soundproofing is installed I don't think I'll be able to get to sleep here.

2. The act of installing material to dampen sound.

- We're going to be soundproofing today, by tomorrow you'll no longer hear those noises.

verb

1. present participle of soundproof