What is another word for sound intensity level?
Pronunciation: [sˈa͡ʊnd ɪntˈɛnsɪti lˈɛvə͡l] (IPA) 
The phrase "sound intensity level" measures the amount of pressure that sound waves create in a given environment. It is typically used to describe the volume of a particular sound, and is measured in decibels (dB).
There are several synonyms for "sound intensity level," including "acoustic pressure level," "sound pressure level," and "loudness level." These terms all refer to the same basic concept of measuring the strength or intensity of a sound, but they may be used in slightly different contexts or situations.
Other related terms that are commonly used in discussions of sound intensity include "dB SPL" (decibels sound pressure level), "dB HL" (decibels hearing level), and "dB A" (decibels A-weighted). In general, these terms are all interchangeable and refer to the same basic measurement of sound intensity or volume.
