- the time it takes for a sound made in a room to diminish by 60 decibels.
Origin of reverberation time
First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a measure of the acoustic properties of a room, equal to the time taken for a sound to fall in intensity by 60 decibels. It is usually measured in seconds