गूँज (Hindi) [ Roman: gunj]
    Contributed by: Bornaly Hazarika on 2011-01-23
    1. (Abstract Noun) In audio signal processing and acoustics, an echo (plural echoes) is a reflection of sound, arriving at the listener some time after the direct sound. শব্দৰ প্ৰতিফলনৰ ফলত হোৱা ধ্বনি।