\ ˈe-(ˌ)kō How to pronounce echo (audio) \
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
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 How to pronounce echoing (audio) , 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
\ ˈe-(ˌ)kō How to pronounce Echo (audio) \

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 How to pronounce echoey (audio) \ adjective

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. Verb 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 Richard Cork, the show’s curator, finds echoes of numerous National Gallery paintings in Bomberg’s work, ranging from Poussin’s Bacchanalian Revel (1632–1633) to Holbein’s The Ambassadors (1533). Jenny Uglow, The New York Review of Books, "David Bomberg’s ‘Desire to Emancipate’," 11 Feb. 2020 These echoes have led many viewers to regard Chinatown, not only as docudrama, but as truth—the real secret history of how Los Angeles got its water. David L. Ulin, The New Republic, "The Enduring Vision of Chinatown," 11 Feb. 2020 Not only will foam studio panels block sound from getting out, but will also absorb echoes and reverberations that would normally be bouncing off the walls, floors, and ceiling and back into your recording. Billy Cadden, Popular Science, "Home studio gear to help scratch your musical itch," 5 Feb. 2020 But the corrosive soul-searching spurred in Hivju's Force Majeure character by his buddy's family crisis has no echo in blandly drawn Zach. David Rooney, The Hollywood Reporter, "'Downhill': Film Review | Sundance 2020," 27 Jan. 2020 To recover this echo from the past, scientists placed the mummy in a computerized tomography scanner. Rodrigo Pérez Ortega, Science | AAAS, "Top stories: A push to build affordable electron microscopes, coronavirus is not a global emergency yet, and the voice of an ancient mummy," 24 Jan. 2020 On one side is the deafening roar of social media. Twitter booms with self-justifying echoes. Laurence Scott, Wired, "ASMR and the Soothing Power of Experts," 21 Jan. 2020 As Ifill described the events in real time, her followers took umbrage — and pointed to painful echoes. Tribune News Service, oregonlive, "Amtrak asks black civil rights attorney to give up seat at start of MLK holiday weekend," 19 Jan. 2020 Decades ago, scientists first harnessed the echoes of earthquakes to make a map of Earth’s deep interior. Quanta Magazine, "Continents of the Underworld Come Into Focus," 7 Jan. 2020 Recent Examples on the Web: Verb On a street where history still echoes Doc Holliday’s Saloon sits along Allen Street, the main road through town, kept intentionally unpaved to evoke an Old West theme. Richard Ruelas, azcentral, "Doc Holliday's Saloon in Tombstone spoiling for fight with Arizona liquor police over guns," 17 Feb. 2020 Some of their concerns echoed Legacy’s spokesman, who said the state should focus on expanding services and facilities for people who are no longer in crisis but still need consistent mental health care. oregonlive, "Psychiatric hospital rejected 3 years ago still wants to add Portland-area inpatient beds. Deep in ‘crisis,’ Unity says there’s no need.," 14 Feb. 2020 Several people who spoke during public comment echoed Davila’s objections and urged the council to pursue permanent solutions. Sarah Ravani, SFChronicle.com, "To ease its homeless crisis, Berkeley will open city-owned lots for 25 RVs," 12 Feb. 2020 Walker sees and makes visible so many of these kinds of historical exchanges, substitutes, echoes, and reoccurrences, but claims no external, objective vantage point on them. Zadie Smith, The New York Review of Books, "What Do We Want History to Do to Us?," 11 Feb. 2020 Kushner echoed that thinking and said none of the over 800 U.N. resolutions -- from both the Security Council and the General Assembly -- on the topic had resulted in peace. Fox News, "Jared Kushner says Palestinians lost credibility by rejecting WH Mideast peace plan," 7 Feb. 2020 Although the melodies bounce and echo off the surrounding canyon walls, the repetitive nature and slow, descending scale help female wrens (and human hobbyists) pinpoint each bird’s location along the steep rock faces it inhabits. Marion Renault, Popular Science, "See how birds change their tunes to fit their surroundings," 27 Jan. 2020 Many of the dozen or so residents who made their views known during the council debate echoed Lucas’ point of view. Sharon Grigsby, Dallas News, "Frisco passes tougher animal regulations four months after undercover sting at Petland," 22 Jan. 2020 Wild, who joined the team in 1999, echoed the idea that the show is jam-packed. Paul Grein, Billboard, "Ken Ehrlich on Grammys Past & Future: 'Overblown' Ariana Grande Clash & 'Energy' of Young 2020 Performers," 14 Jan. 2020

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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Time Traveler for echo

Time Traveler

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

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Statistics for echo

Last Updated

20 Feb 2020

Cite this Entry

“Echo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/echo. Accessed 27 Feb. 2020.

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More Definitions for echo


How to pronounce Echo (audio)

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 How to pronounce echo (audio) \
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 How to pronounce echo (audio) \
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 How to pronounce echoing (audio) \

Medical Definition of echo (Entry 2 of 2)

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More from Merriam-Webster on echo

Thesaurus: All synonyms and antonyms for echo

Rhyming Dictionary: Words that rhyme with echo

Spanish Central: Translation of echo

Nglish: Translation of echo for Spanish Speakers

Britannica English: Translation of echo for Arabic Speakers

Britannica.com: Encyclopedia article about echo

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