changes

noun

1. (form-of, plural)plural of change
2. (abbreviation, alt-of, ellipsis)Ellipsis of chord changes.

   “Jazz musicians do that as they play the changes, improvising their way through a sequence of chords that gives stability, shape, and direction to the tune they play.”

verb

1. (form-of, indicative, present, singular, third-person)third-person singular simple present indicative of change