#1 prelude n. [preliminary, overture] something that serves as a preceding event or introduces what follows; "training is a necessary preliminary to employment"; "drinks were the overture to dinner". wn
#2 prelude v. serve as a prelude or opening to. wn
#3 prelude n. music that precedes a fugue or introduces an act in an opera. wn
#4 prelude v. play as a prelude. wn
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