noun (1)
\ 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
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 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


noun (2)
\ 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

Keep scrolling for more

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.


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.
See More

Recent Examples on the Web: Noun

The results of AP’s lab testing echo what authorities have found, according to a survey of law enforcement agencies in all 50 states., "That’s because what he was vaping didn’t have any CBD, the suddenly popular compound extracted from the cannabis plant that marketers say can treat a range of ailments without getting users high. Instead, the oil was spiked with a powerful street drug.," 17 Sep. 2019 And folks will arrive at AT&T Park on Tuesday already seeing echoes of last season, when the team finished 31st in the majors in runs scored and RBIs, and dead last in home runs. Ann Killion, San Francisco Chronicle, "Giants’ offensive, defensive struggles: merely kinks or harbingers?," 3 Apr. 2018 Many see echoes between the Skripal case and the killing of Litvinenko, which a British inquiry concluded was the work of the Russian state, probably on the orders of President Vladimir Putin. Fox News, "British PM: Russia 'highly likely' behind ex-spy's poisoning," 12 Mar. 2018 This show has two examples of this work, plus expressive pieces by Anne Bouie, Lilian Burwell, Sheila Crider and Barbara Frank that echo Platt’s eclectic mode, if not his particular method. Mark Jenkins, Washington Post, "In the galleries: ‘Habitats’ at Target Gallery showcases the nature of creativity," 6 Sep. 2019 An echo of Barbie Ferreira’s lime green liner, the inner corner of Normani’s almond gaze played host to a pop of pink which, along with ample lashes and a nude lip, served to take her above-neck look to a new level entirely. Calin Van Paris, Vogue, "Normani’s Towering Topknot Is Out to Elevate the Updo Game," 6 Sep. 2019 In their red vest theater uniforms, Charlie and Jessica echo Hannah Baker (Katherine Langford) and Clay Jensen (Dylan Minnette), who met while working in the theater in season 1. Elena Nicolaou,, "Is Charlie Saint Of 13 Reasons Why Just Another Toxic Athlete?," 24 Aug. 2019 As the journey moves from land to hastily built raft (and unapologetic echoes of Mark Twain), the two form a genuine bond that gives the movie its heart. Ben Crandell,, "‘The Peanut Butter Falcon’: Where to see groundbreaking buddy film in South Florida," 22 Aug. 2019 Tucker’s defensive background, midwest roots and experience working for a master (Nick Saban) echo McCartney, the CU legend for whom George worked as a recruiting coordinator. Jon Wilner, The Mercury News, "Colorado preview: Mel Tucker era begins with loads of questions and only one Viska," 19 Aug. 2019

Recent Examples on the Web: Verb

The Ocean Conservation Trust, a global ocean conservation charity based at the National Marine Aquarium in Plymouth, echoed the criticism. Matthew Robinson, CNN, "Anger over blue shark 'paraded', cooked and eaten at British seafood festival," 17 Sep. 2019 The journalists told us what was happening inside, in that echoing lonely quiet. Imani Perry, Time, "'I Will Not Allow That to Be Your Life.' A Mother's Letter to Her Black Sons on Growing Up in America," 17 Sep. 2019 Although this proposal offers nearly 100 individual measures to fight corruption, many of them echo points Warren has made on the campaign trail. Zak Hudak, CBS News, "Elizabeth Warren uses Trump family to illustrate need for anti-corruption plan," 16 Sep. 2019 When everything just means more, the losses are amplified and echoed across the country. Joseph Goodman |, al, "Strength of SEC football in question," 6 Sep. 2019 Ant also posted the same photo, echoing his wife's joy. Megan Stein, Country Living, "'Flip or Flop' Star Christina El Moussa Welcomes Her First Son With Husband Ant Anstead," 6 Sep. 2019 His world changes forever when a moral dilemma echoes his family’s corrupt history. Mary Ann Grossmann, Twin Cities, "Mysteries, folktales, history and adventure: Fall brings heaps of new books from Minnesota authors and publishers," 3 Sep. 2019 Josh Heupel ducked into the Nicholson Fieldhouse for a meeting with reporters, but even the Knights coach couldn’t escape the impact of the weather as the sound of the downpour echoed throughout the cavernous facility, briefly drowning him out. Matt Murschel,, "Hurricane Dorian: UCF tracking storm as Knights prepare for FAU," 2 Sep. 2019 Also imperiled were the Bahamas, where the sound of hammering echoed across the islands as people boarded up their homes. Author: Adriana Gomez Licon, Ellis Rua, Anchorage Daily News, "Hurricane Dorian puts 10 million Floridians in its path," 30 Aug. 2019

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.

See More

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

Keep scrolling for more

Learn More about echo

Statistics for echo

Last Updated

2 Oct 2019

Look-up Popularity

Time Traveler for echo

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

See more words from the same century

Keep scrolling for more

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 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)

Keep scrolling for more

More from Merriam-Webster on echo

Rhyming Dictionary: Words that rhyme with echo

Thesaurus: All synonyms and antonyms for echo

Spanish Central: Translation of echo

Nglish: Translation of echo for Spanish Speakers

Britannica English: Translation of echo for Arabic Speakers Encyclopedia article about echo

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 bell tower

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

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!