Headroom
Type: noun
Pronunciation: /head-room/
Also spelled or known as: Head-Room, Head Room
What does Headroom mean? The difference between the highest level a sound can reach and zero decibels on a master channel.
Headroom is the difference between the highest level a sound can reach and zero decibels on a master channel; having adequate headroom makes it easy for a sound engineer who is mastering to boost the volume without creating any distortion.