The noun change can refer to any thing or state that is different from what it once was. The replacing of one thing for another; The word change primarily refers to the act of becoming different, altering or modifying something, or exchanging one thing for another. Change implies making either an essential difference often amounting to a loss of original identity or a substitution of one thing for another. The change of seasons. Change is everywhere in life ā and in english. A transformation or transition from one state, condition, or phase to another: A change of atmosphere; To make or becomeā¦. To exchange one thing for another thing, especially of a similar type: The act, process, or result of altering or modifying: Change, alter, vary, modify mean to make or become different. A change in facial expression. The word has numerous senses, both as a noun and verb, and is a part of many common phrases, like a change of heart. Ā· change (verb): A change of ownership. To switch from one state or form to another, as in changing clothes.