descant : Idioms & Phrases
descant on
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verb sing a descant on a main tune or melody
WordNet
Figurate counterpoint ∨ descant
(Mus.) , that which is not simple, or in which the parts do not move together tone for tone, but in which freer movement of one or more parts mingles passing discords with the harmony; called alsofigural ,figurative , andfigured counterpoint ordescant (although the term figured is more commonly applied to a bass with numerals written above or below to indicate the other notes of the harmony).
Webster 1913
Figurative counterpoint ∨ descant
- . See under
Figurate .