noun

• (music) A progression of at least two chords which conclude a piece of music, section or musical phrases within it. Sometimes referred to analogously as musical punctuation.
• (music) A cadenza, or closing embellishment; a pause before the end of a strain, which the performer may fill with a flight of fancy.
• (speech) A fall in inflection of a speaker’s voice, such as at the end of a sentence.
• (dance) A dance move which ends a phrase.
  "The cadence in a galliard step refers to the final leap in a cinquepace sequence."

verb

• (transitive) To give a cadence to.
  "there was besides, in an already dominating and growing element, a motive that was stronger and more enduring than enthusiasm —an implacable antagonism which acted side by side with the cause of the Union as a perpetual impelling force against the social conditions of the South, controlling the counsels of the government, and cadencing the march of its armies to the chorus: John Brown's body lies mouldering in the grave, But his soul is marching on!"
• (transitive) To give structure to.
  "It was the Exile, however, which cadenced the rhythm of Jewish existence"