an·​echo·​ic | \ ˌa-ni-ˈkō-ik How to pronounce anechoic (audio) \

Definition of anechoic

: free from echoes and reverberations an anechoic chamber

Examples of anechoic in a Sentence

Recent Examples on the Web

The powerful satellite antennae are checked within enormous anechoic chambers. Joe Pappalardo, Popular Mechanics, "Inside the Locked Rooms Where They Protect GPS," 22 Mar. 2019 Although effective as late as 2017 the Navy was having trouble with its anechoic coatings sloughing off at sea. Kyle Mizokami, Popular Mechanics, "Navy Testing Superhydrophobic Hull Coatings For Submarines," 5 July 2018 To stand inside an anechoic chamber is to be sonically isolated from the outside world. Robbie Gonzalez, WIRED, "What It Takes to Be an Expert Human Echolocator," 31 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anechoic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of anechoic

1946, in the meaning defined above

Keep scrolling for more

Learn More about anechoic

Statistics for anechoic

Look-up Popularity

Time Traveler for anechoic

The first known use of anechoic was in 1946

See more words from the same year

More from Merriam-Webster on anechoic

Rhyming Dictionary: Words that rhyme with anechoic

Comments on anechoic

What made you want to look up anechoic? Please tell us where you read or heard it (including the quote, if possible).


providing supplementary assistance

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!