soundproof
What is another word for soundproof? Here is its meaning, with related words and examples.
Adjective — Built or treated so that sound cannot pass through.
We haven't recorded synonyms for soundproof yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use soundproof
The word patterns that sound natural to a native speaker.
Etymology
From sound + -proof, on the pattern of waterproof and fireproof.
Full origin of soundproof →