soundproof

Questions about soundproof

What does soundproof mean?

soundproof means "insulate against noise". That is the primary sense; the word has 2 in total, listed in full on this page.

How many syllables are in soundproof?

soundproof has 2 syllables and divides as sound-proof under the regular spelling rules. It is not in the CMU Pronouncing Dictionary, so that comes from how the word is written rather than from a recorded pronunciation, and no stress or phonetic transcription is claimed for it.

Is soundproof a common word?

soundproof is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.