| echo | |
| 1. n. A reflected sound that is heard again by its initial observer. | |
| 2. n. An utterance repeating what has just been said. | |
| 3. n. (poetry) 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. n. (figurative) Sympathetic recognition; response; answer. | |
| 5. n. (computing) The displaying on the command line of the command that has just been executed. | |
| 6. n. The letter E in the ICAO spelling alphabet. | |
| 7. n. (whist, bridge) 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 | |
| 8. n. (whist, bridge) A signal showing the number held of a plain suit when a high card in that suit is led by one's partner. | |
| 9. n. (medicine, colloquial) Echocardiography or echocardiogram. | |
| 10. v. (of a sound or sound waves, intransitive) To reflect off a surface and return. | |
| 11. v. To reflect back (a sound). | |
| 12. v. (by extension, transitive) To repeat (another's speech, opinion etc.). | |
| Sid echoed his father's point of view. | |
| 13. v. (computing, transitive) To repeat its input as input to some other device or system. | |
