noun (1)
\ˈe-(ˌ)kō \
plural echoes also echos

Definition of echo 

(Entry 1 of 4)

1a : the repetition of a sound caused by reflection of sound waves

b : the sound due to such reflection

2a : a repetition or imitation of another : reflection

b : repercussion, result

c : trace, vestige

d : response

3 : one who closely imitates or repeats another's words, ideas, or acts

4 : a soft repetition of a musical phrase

5a : the repetition of a received radio signal due especially to reflection of part of the wave from an ionized layer of the atmosphere

b(1) : the reflection of transmitted radar signals by an object

(2) : the visual indication of this reflection on a radarscope


echoed; echoing\ ˈe-​(ˌ)kō-​iŋ , ˈe-​kə-​wiŋ \

Definition of echo (Entry 2 of 4)

intransitive verb

1 : to resound with echoes

2 : to produce an echo

transitive verb

1a : repeat, imitate children echoing their teacher's words

b : to restate in support or agreement his successor echoed his opinion

c : to be reminiscent of : evoke music that echoes an earlier time

2 : to send back (a sound) by the reflection of sound waves


noun (2)
\ˈe-(ˌ)kō \

Definition of Echo (Entry 3 of 4)

: a nymph in Greek mythology who pines away for love of Narcissus until nothing is left of her but her voice


communications code word

Definition of Echo (Entry 4 of 4)

used as a code word for the letter e

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Other Words from echo

Noun (1)

echoey \ ˈe-​ˌkō-​ē \ adjective

Synonyms for echo

Synonyms: Noun (1)

ghost, relic, shadow, trace, vestige

Synonyms: Verb

ditto, parrot, quote, reecho, repeat

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Examples of echo in a Sentence

Noun (1)

We shouted into the canyon and listened to the echo of our voices. the echo of footsteps in the hall His work contains echoes of older and greater poets. The book's title is an echo of a line from an old folk song. The crime is a chilling echo of the murders that shocked the city two years ago.


The music echoed through the church. Laughter echoed across the lake. Their voices echoed in the hall. His warnings are echoed by many other experts in the field. “It's in Rome.” “In Rome?” she echoed. Others have echoed her criticisms. The book's title echoes a line from an old folk song. The crime echoes last year's shocking murders.
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Recent Examples on the Web: Noun

That’s why, as many Burners echo, the community seems ahead of the curve, rather than scrambling to address the MeToo movement as the film industry, universities, or corporate America seem to have in the past few months. Bridget Read, Vogue, "At Burning Man, #MeToo Is More Complicated Than You Think," 28 Aug. 2018 Subsurface echo power is color coded and deep bluecorresponds to the strongest reflections, which are interpreted as being caused by the presence ofwater. Jay Bennett, Popular Mechanics, "Underground Lake of Liquid Water Detected on Mars," 25 July 2018 Healey’s comments — which echo concerns raised by opponents to the merger — come as the Health Policy Commission finalizes a lengthy analysis of the deal. Priyanka Dayal Mccluskey,, "Healey raises concern about Beth Israel, Lahey merger," 10 July 2018 The calls to prayer in Arabic echo those in Hebrew, and church bells toll. Ron Grossman,, "A year later, still thinking about a stranger met on a train," 9 July 2018 The vwoom, vwoom of lightsabers and guttural cries of Chewbacca echo across the globe and galaxies far, far away. Steve Heisler, Chicago Reader, "Archive Dive / Arts / Film May the fourth be with you, even if the Reader's critics rarely become one with the force," 4 May 2018 But, in an echo of the Confederate names issue, changing cultural sensibilities have led to a discussion about the appropriate way to honor her legacy. Mike Snyder, Houston Chronicle, "Should area school named after 'Little House' author get a new name?," 27 June 2018 The club persevered, reassured by medical assessments that suggested Alisson would fill out — a dim echo of the growth issues faced by Messi early in his career. Rory Smith, New York Times, "An Oxymoron No More: The Great Brazilian Goalkeeper," 21 June 2018 There are echoes of Germany's route to an improbable final in 2002., "Panic Stations: We Need to Talk About England's Knockout Record Before It Comes Home on July 15," 2 July 2018

Recent Examples on the Web: Verb

That’s a viewpoint echoed by several major medical organizations, including ACOG and the U.S. Preventative Services Task Force. Korin Miller, SELF, "Ovarian Cancer Screening Isn't as Simple as Getting an Ultrasound," 24 Oct. 2018 That’s a sentiment echoed by some of the supporters of the judicial reform. Kristen Chick, The Christian Science Monitor, "By staying on the job, Poland's top judge fights the right-wing government," 13 July 2018 Sung in English, the libretto has been peppered with modern-day bits of social commentary that reflect the spirit of the genre, an observation echoed by the composer’s daughter, Yvonne Kalman, who spoke with me at Sunday’s matinee. Howard Reich,, "Remembering Henry Butler, a New Orleans giant," 9 July 2018 The letter castigates Comey for usurping the authority of his Justice Department bosses by announcing the conclusion of the Clinton investigation without seeking their approval, a criticism echoed by the inspector general last month. CBS News, "Report: Trump's lawyers blast Comey as "Machiavellian" in memo to Mueller," 7 July 2018 The letter castigates Comey for usurping the authority of his Justice Department bosses by announcing the conclusion of the Clinton investigation without seeking their approval, a criticism echoed by the inspector general last month., "Trump lawyers call Comey ‘Machiavellian’ in note to Mueller," 7 July 2018 Pratt’s concerns are broadly echoed by key U.S. policy makers, such as Rep. John Culberson (R–Texas), chairman of the House Appropriations Committee that funds NASA. Leonard David, Scientific American, "As Space Becomes a Busy Place, NASA Bolsters Its Planet-Contamination Police," 3 July 2018 The sentiment, echoed by evangelical leaders across the country this past week, underscores the delicate politics that surround a moment many religious conservatives have longed for. Washington Post, "Evangelical leaders downplay potential Roe v. Wade reversal," 30 June 2018 Eddy’s aggressive approach to the material is understood, and echoed, by a frantic chorus of singing, dancing, uke-strumming denizens of the show’s central location, the Kit Kat Club. Christopher Arnott,, "A Coarse, Cacophonous, Compelling 'Cabaret' In New Haven," 26 June 2018

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

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First Known Use of echo

Noun (1)

14th century, in the meaning defined at sense 1a


1596, in the meaning defined at intransitive sense 1

Noun (2)

1595, in the meaning defined above

Communications code word

1952, in the meaning defined above

History and Etymology for echo

Noun (1)

Middle English ecco, from Middle French & Latin; Middle French echo, from Latin, from Greek ēchō; akin to Latin vagire to wail, Greek ēchē sound

Noun (2)

Greek Ēchō

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Statistics for echo

Last Updated

13 Nov 2018

Look-up Popularity

Time Traveler for echo

The first known use of echo was in the 14th century

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More Definitions for echo



English Language Learners Definition of echo

 (Entry 1 of 2)

: a sound that is a copy of another sound and that is produced when sound waves bounce off a surface (such as a wall)

: something (such as a feature or quality) that repeats or resembles something else

: something that is similar to something that happened or existed before



English Language Learners Definition of echo (Entry 2 of 2)

: to be filled with sounds and especially with echoes

: to fill a space, area, etc., with sounds and especially with echoes

: to repeat (what someone else has said or written)


\ˈe-kō \
plural echoes

Kids Definition of echo

 (Entry 1 of 2)

: the repetition of a sound caused by the reflection of sound waves


echoed; echoing

Kids Definition of echo (Entry 2 of 2)

1 : to send back or repeat a sound

2 : to repeat another's words


\ˈek-(ˌ)ō \
plural echoes also echos

Medical Definition of echo 

(Entry 1 of 2)

1 : the repetition of a sound that is caused by reflection of sound waves

2 : the sound that is due to reflection of sound waves

Other Words from echo

echo verb echoed; echoing\ ˈek-​(ˌ)ō-​iŋ, ˈek-​ə-​wiŋ \

Medical Definition of echo (Entry 2 of 2)

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Comments on echo

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


a private place of worship

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