noun
1. the act of making something different (as e.g. the size of a garment)
Synonym: modificationadjustment
2. the act of revising or altering (involving reconsideration and modification)
e.g. it would require a drastic revision of his opinion
Synonym: revision
3. an event that occurs when something passes from one state or phase to another
e.g. 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
Synonym: changemodification