ANTIPHONY

antiphony. Antiphony, n. singing by way of response

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An‐tiph″o‐ny (�), n.; pl. Antiphonies (�). [[See Antiphon.]] 1. 1. A musical response; also, antiphonal chanting or signing.
2. 2. An anthem or psalm sung alternately by a choir or congregation divided into two parts. Also figuratively.
O! never more for me shall winds intone, With all your tops, a vast antiphony. R. Browning.