Definition of "Increase" :

noun: the act of increasing something

"He gave me an increase in salary."

noun: the amount by which something increases

"They proposed an increase of 15 percent in the fare."

noun: a change resulting in an increase

"The increase is scheduled for next month."

noun: a process of becoming larger or longer or more numerous or more important

"The increase in unemployment."

noun: a quantity that is added

verb: make bigger or more

"The boss finally increased her salary."

verb: become bigger or greater in amount

"The amount of work increased."