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time signature

noun

Simple Definition of time signature

  • : a number that is written at the beginning of a piece of music and that shows the number and length of the beats in each measure

Full Definition of time signature

  1. :  a sign used in music to indicate meter and usually written as a fraction with the bottom number indicating the kind of note used as a unit of time and the top number indicating the number of units in each measure

1875

First Known Use of time signature

1875


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