Main Entry: ¹echo

Pronunciation: \ˈe-(ˌ)kō\

Function: noun

Inflected Form(s): plural ech·oes also echos

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

Date: 14th century

1 a : the repetition of a sound caused by reflection of sound waves b : the sound due to such reflection
2 a : 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
5 a : 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

— echo·ey \ˈe-ˌkō-ē\ adjective