acoustic

[ uh-koo-stik ]

/ əˈku stɪk /

SEE SYNONYMS FOR acoustic ON THESAURUS.COM

adjective Also a·cous·ti·cal.

pertaining to the sense or organs of hearing, to sound, or to the science of sound.

(of a building material) designed for controlling sound.

Music.

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.

noun

Obsolete. a remedy for deafness or imperfect hearing.

Words nearby acoustic

acosta's disease, acotyledon, acouasm, acouchi, acousma, acoustic, acoustic aphasia, acoustic coupler, acoustic feature, acoustic feedback, acoustic guitar

Origin of acoustic

From the Greek word akoustikós, dating back to 1595–1605. See acouasm, -tic

OTHER WORDS FROM acoustic

a·cous·ti·cal·ly, adverbnon·a·cous·tic, adjective, nounnon·a·cous·ti·cal, adjectivenon·a·cous·ti·cal·ly, adverb

un·a·cous·tic, adjectiveun·a·cous·ti·cal, adjectiveun·a·cous·ti·cal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for acoustic

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|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|DAILY BEAST
Microwave "pain rays" and acoustic crowd dispersal weapons already exist.
Special Ops’ Weapons Wish List|Michael Peck|April 9, 2014|DAILY BEAST
The Army suggests that laser, microwave or acoustic weapons are the answer.
Special Ops’ Weapons Wish List|Michael Peck|April 9, 2014|DAILY BEAST

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|DAILY BEAST
The acoustic theory of sound-production in the flute is one on which there is great diversity of opinion.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5|Various
Some acoustic formation of the land carried the noise, for the sea was eight miles away.
The Slave Of The Lamp|Henry Seton Merriman
He can also be heard with perfect ease in every class room, as the acoustic properties of the building are excellent.
Seven Graded Sunday Schools|Various
My acoustic apparatus is so ordered that I simply cannot endure the combination of pianoforte with violin or violoncello.
The Life & Letters of Peter Ilich Tchaikovsky|Modeste Tchaikovsky
On the walls were electric apparatus, acoustic tubes and telephones—many telephones.
The Four Horsemen of the Apocalypse|Vicente Blasco Ibanez

British Dictionary definitions for acoustic

acoustic

acoustical

/ (əˈkuːstɪk) /

adjective

of or related to sound, the sense of hearing, or acoustics

designed to respond to, absorb, or control soundan acoustic tile

(of a musical instrument or recording) without electronic amplificationan acoustic bass; an acoustic guitar

Derived forms of acoustic

acoustically, adverb

Word Origin for acoustic

C17: from Greek akoustikos, from akouein to hear

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

Medical definitions for acoustic

acoustic

[ ə-kōō′stĭk ]

adj.

Of or relating to sound, the sense of hearing, or the perception of sound.

acoustic

adjective Also a·cous·ti·cal.

noun

Words related to acoustic

Words nearby acoustic

Origin of acoustic

OTHER WORDS FROM acoustic

Examples from the Web for acoustic

British Dictionary definitions for acoustic

acoustical

adjective

Derived forms of acoustic

Word Origin for acoustic

Medical definitions for acoustic

adj.