The noun increase has 5 senses (first 5 from tagged texts)
1. (53) addition, increase, gain -- (a quantity that is added; "there was an addition to property taxes this year"; "they recorded the cattle's gain in weight over a period of weeks")
2. (25) increase -- (a change resulting in an increase; "the increase is scheduled for next month")
3. (14) increase, increment, growth -- (a process of becoming larger or longer or more numerous or more important; "the increase in unemployment"; "the growth of population")
4. (3) increase, increment -- (the amount by which something increases; "they proposed an increase of 15 percent in the fare")
5. (3) increase, step-up -- (the act of increasing something; "he gave me an increase in salary")
Overview of verb increase
The verb increase has 2 senses (first 2 from tagged texts)
1. (107) increase -- (become bigger or greater in amount; "The amount of work increased")
2. (76) increase -- (make bigger or more; "The boss finally increased her salary"; "The university increased the number of students it admitted")