REVERBERA'TION, noun The act of driving or sending back; particularly, the act of reflecting light and heat or repelling sound. Thus we speak of the reverberation of the rays of light from an object, the reverberation of sound in echoes, or the reverberation of heat or flame in a furnace.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI