the study of the physical properties of sound
"The university hired an expert to analyze the acoustics of the new concert hall before construction began."
The science of sounds, teaching their nature, phenomena and laws.
"The concert hall's acoustics were so poor that we could barely hear the musicians over the hum of the air conditioning."
plural of acoustic
In plain English: Acoustics is how sound behaves and travels through different spaces.
"The concert hall has excellent acoustics, so every note rang out clearly to everyone in the audience."
Usage: Use this term to refer specifically to the physical properties of sound in an environment or a specific space, rather than general hearing ability. It is often confused with "acoustic," which describes qualities related to sound but functions primarily as an adjective.
The word comes from the Latin acusticus, meaning "of hearing," combined with the plural suffix -s. It originally referred to things related to the sense of hearing or the science of sound.