pertaining to the sense or organs of hearing, to sound, or to the science of sound.
(of a building material) designed for controlling sound.
of, relating to, or being a musical instrument whose sound is not electrically enhanced or modified.
arranged for or made up of such instruments: an acoustic solo; an acoustic group.
Obsolete. a remedy for deafness or imperfect hearing.
- a·cous·ti·cal·ly, adverb
- non·a·cous·tic, adjective, noun
- non·a·cous·ti·cal, adjective
- non·a·cous·ti·cal·ly, adverb
- un·a·cous·tic, adjective
- un·a·cous·ti·cal, adjective
- un·a·cous·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use acoustic in a sentence
Our ear drums register vibrations — acoustic waves — moving through the air as sound.Quacks and toots help young honeybee queens avoid deadly duels | Sharon Oosthoek | September 14, 2020 | Science News For Students
Better known as Stonehenge, this ancient monument in southern England created an acoustic space that amplified voices and improved the sound of any music being played for people standing within the massive circle of stones, a new study suggests.
This room simulated the acoustic effects of the open landscape surrounding Stonehenge and compacted ground inside the monument.
A wider range of acoustic measures is needed, for instance, to detect echo effects in the scale model that are also present at Stonehenge, Till argues.
Another acoustic study employed a computer model of the ancient site.
George would take out his lyric book and acoustic guitar and play us the song we would be working on that day.When Gary Wright Met George Harrison: Dream Weaver, John and Yoko, and More | Gary Wright | September 29, 2014 | THE DAILY BEAST
George took his acoustic guitar and began showing me the chord changes, which I nervously wrote out on a chord chart.When Gary Wright Met George Harrison: Dream Weaver, John and Yoko, and More | Gary Wright | September 29, 2014 | THE DAILY BEAST
Microwave "pain rays" and acoustic crowd dispersal weapons already exist.
The Army suggests that laser, microwave or acoustic weapons are the answer.
It was a lot of bonfires and acoustic guitar and kegs and all that stuff.‘Divergent’ Star Miles Teller Is About to Take Over Hollywood | Kevin Fallon | March 20, 2014 | THE DAILY BEAST
Harry would then ask himself if it was not the effect of some acoustic illusion, or some strange and fantastic echo.The Underground City | Jules Verne
acoustic, a-kowst′ik, adj. pertaining to the sense of hearing or to the theory of sounds: used in hearing, auditory.
They are not responsible for any specific sound or acoustic feature of sounds except, possibly, accent or stress.Language | Edward Sapir
The anatomy of the vocal organs, and the acoustic and mechanical principles of the vocal action, are briefly described.The Psychology of Singing | David C. Taylor
But how could a being without acoustic nerve and without a tympanum hear?Mysterious Psychic Forces | Camille Flammarion
British Dictionary definitions for acoustic
of or related to sound, the sense of hearing, or acoustics
designed to respond to, absorb, or control sound: an acoustic tile
(of a musical instrument or recording) without electronic amplification: an acoustic bass; an acoustic guitar
- acoustically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012