of or relating to two sounds of equal intensity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use isacoustic in a sentence
The peculiar form of the isacoustic lines will be evident at a glance.A Study of Recent Earthquakes | Charles Davison
The isacoustic lines thus show how the audibility of the sound varies throughout the sound area.A Study of Recent Earthquakes | Charles Davison
“isacoustic lines” are curves drawn through places where the sound is heard by the same percentage of observers.