echo

Noun

echo (countable and uncountable, plural echoes or echos)

1. A reflected sound that is heard again by its initial observer.
   • The babbling echo mocks the hounds.c. 1588–1593 (date written), William Shakespeare, “The Lamentable Tragedy of Titus Andronicus”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac...
   • To you I mourn; nor to the Deaf I ſing, / The Woods ſhall anſwer, and their Echo ring.1709 May, Alexander Pope, “Pastorals. Summer. The Second Pastoral, or Alexis.”, in Poetical Miscellanies: The Sixth Part. […], London: […] Jacob Tonson, […], →OCLC, page 732
2. An utterance repeating what has just been said.
3. A device in verse in which a line ends with a word which recalls the sound of the last word of the preceding line.
4. (figuratively) Sympathetic recognition; response; answer.
   • Fame is the echo of actions, resounding them.1642, Thomas Fuller, The Holy State, Cambridge, Cambridgeshire: […] Roger Daniel for John Williams, […], →OCLC
   • Many kind, and sincere speeches found an echo in his heart.1878, Robert Louis Stevenson, Will o' the Mill
5. (figuratively) Something that reflects or hearkens back to an earlier thing.
   • The frustration with the political process that in the '60s led to the formation of resistance groups finds an echo in today's increasingly confrontational tactics.1991 February 4, Owen Shows, “Start Making Sense”, in Gay Community News, volume 18, number 28, page 11
6. (figuratively) An insignificant indirect result; a ripple.
7. The displaying on the command line of the command that has just been executed.
8. An individual discussion forum using the echomail system.
   • When someone asks an off-topic question […] they are usually quickly told to knock it off. You can't ask a question about modems in an echo devoted to local-area networks.1992, Dial in, page 9
9. A signal, played in the same manner as a trump signal, made by a player who holds four or more trumps (or, as played by some, exactly three trumps) and whose partner has led trumps or signalled for trumps.
10. A signal showing the number held of a plain suit when a high card in that suit is led by one's partner.
11. An antisemitic punctuation symbol or marking, ((( ))), placed around a name or phrase to indicate the person is Jewish or the entity is controlled by Jewish people; or repurposed or reclaimed to proudly declare one's Jewishness or solidarity with Jews.

Verb

echo (third-person singular simple present echoes, present participle echoing, simple past and past participle echoed)

1. (intransitive) Of a sound or sound waves: to reflect off a surface and return; to reverberate or resound.
   • With each clap of thunder echoing from one high building to another the noise was terrific.1953 July, Allen Rowley, “First Impressions of American Railways”, in Railway Magazine, page 493

   Synonyms:

   ring

2. (figuratively, intransitive) Of a rumour, opinion, etc.: to spread or reverberate.
   • The sense that it takes outrageous fortune to get inoculated echoes here in the Bay Area, where pharmacies have canceled flu-shot clinics, doctors turn away pleading patients and health officials are reduced to telling panicked callers that they should practice good personal hygiene.2004 October 29, Marco R. Della Cava, “Vaccine shortage pricks tempers”, in Statesman Journal, volume 152, number 214, Salem, OR, page 2A
3. (transitive) To reflect back (a sound).
   • Those peals are echoed by the Trojan throng.1697, Virgil, “(please specify the book number)”, in John Dryden, transl., The Works of Virgil: Containing His Pastorals, Georgics, and Æneis. […], London: […] Jacob Tonson, […], →OCLC
   • The wondrous sound / Is echoed on forever.1827, John Keble, The Christian Year: Christmas Day
4. (figuratively, transitive) To repeat (another’s speech, opinion, etc.).
   • Sid echoed his father’s point of view.
   • ‘I want nothing.’
     ‘Nor I,’ echoed Sydney.1897, Richard Marsh, The Beetle
5. (transitive) To repeat its input as input to some other device or system.
   • The device that is to echo the characters should be optioned for echoplexing.1991, Martin D. Seyer, RS-232 made easy
6. (intransitive) To give the echo signal, informing one's partner about cards one holds.

Proper noun capitalized: Echo

IPA/ˈɛkoʊ/

Echo

1. (Greek) An oread, punished by Hera by losing her own voice and only being able to mimic that of others.
2. An unincorporated community in Dale County, Alabama.
3. An unincorporated community in Metcalfe County, Kentucky.
4. A census-designated place in Rapides Parish, Louisiana.
5. A township in Antrim County, Michigan.
6. A township and minor city therein, in Yellow Medicine County, Minnesota.
7. A minor city in Umatilla County, Oregon.
8. An unincorporated community in Armstrong County, Pennsylvania.
9. A populated place in Orange County, Texas.
10. A census-designated place in Summit County, Utah, named after Echo Canyon.
    • Experts say the smallest towns are especially vulnerable. And few places in Utah are as tiny or dry as Echo, a jumble of homes squeezed between a freight railroad and stunning red-rock cliffs. Echo was already struggling to hang on after the two cafes closed down. Then its spring-fed water supply...2021 July 20, Jack Healy, Sophie Kasakove, “A Drought So Dire That a Utah Town Pulled the Plug on Growth”, in The New York Times, →ISSN, archived from the original on 31 Jul 2021
11. An unincorporated community in Wayne County, West Virginia.
12. 60 Echo, a main belt asteroid.