What is the meaning of increase?

noun

• A quantity that is added.
  • usage: "there was an addition to property taxes this year"; "they recorded the cattle's gain in weight over a period of weeks"
  • synonyms: addition, gain
• A change resulting in an increase.
  • usage: "the increase is scheduled for next month"
• A process of becoming larger or longer or more numerous or more important.
  • usage: "the increase in unemployment"; "the growth of population"
  • synonyms: increment, growth
• The amount by which something increases.
  • usage: "they proposed an increase of 15 percent in the fare"
  • synonyms: increment
• The act of increasing something.
  • usage: "he gave me an increase in salary"
  • synonyms: step-up

verb

• Become bigger or greater in amount.
  • usage: "The amount of work increased"
• Make bigger or more.
  • usage: "The boss finally increased her salary"; "The university increased the number of students it admitted"