1. noun /tʃeɪndʒ/
a) the process of becoming different.
The product is undergoing a change in order to improve it.
b) small denominations of money given in exchange for a larger denomination.
Can I get change for this $100 bill please?
See Also: interchange
2. verb /tʃeɪndʒ/
a) To become something different.
The tadpole changed into a frog.
b) To make something into something different.
Stock prices are constantly changing.
Wikipedia foundation.