noisemeasure
nounUK /ˈnɔɪzˌmɛʒə/
US /ˈnɔɪzˌmɛʒər/
A noisemeasure is a tool that tells you how loud a sound is.
The teacher used a noisemeasure to check how loud the classroom was.
OTHER MEANINGS
2. A number that shows how loud a sound is.
The noisemeasure for the concert was very high.
3. A way of checking that sounds stay at a safe level.
The factory uses a noisemeasure to keep workers safe.
4. A small device that listens to sounds and shows their strength.
She held the noisemeasure near the machine to test it.