[n] the act of making something different (as e.g. the size of a garment)
[n] slightly modified copy; not an exact copy; "a modification of last year's model"
[n] an event that occurs when something passes from one state or phase to another; "the change was intended to increase sales"; "this storm is certainly a change for the worse"; "the neighborhood had undergone few modifications since his last visit years ago"
[n] the grammatical relation that exists when a word qualifies the meaning of the phrase