Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “acoustic”

acoustic

adjective uk   /əˈkuː.stɪk/ us  
relating to sound or hearing: The microphone converts acoustic waves to electrical signals for transmission. describes a musical instrument that is not made louder by electrical equipment: an acoustic guitar

acoustic

noun [C usually plural] uk   /əˈkuː.stɪk/ us  
the way in which the structure of a building or room affects the qualities of musical or spoken sound: The concert was recorded in a church that is famous for its acoustics.
acoustically
adverb uk   /-stɪ.kəl.i/ us  
(Definition of acoustic from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of acoustic?
Add Cambridge dictionaries to your browser to your website

Definitions of “acoustic” in other dictionaries

Word of the Day

dawn on sb

If a fact dawns on you, you understand it after a period of not understanding it.

Word of the Day

Highly delighted, bitterly disappointed, ridiculously cheap: adverbs for emphasis.

by Liz Walter,
October 22, 2014
We often make adjectives stronger by putting an adverb in front of them. The most common ones are very and, for a stronger meaning, extremely: He was very pleased. The ship is extremely large. However, we don’t use very or extremely for adjectives that already have a strong meaning, for example fantastic,

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More