RhymeZone: addition definitions

Definitions of addition:

noun: the act of adding one thing to another
Example: "The addition of flowers created a pleasing effect"
noun: a component that is added to something to improve it
Example: "The addition of a bathroom was a major improvement"
noun: a suburban area laid out in streets and lots for a future residential area
noun: a quantity that is added
Example: "There was an addition to property taxes this year"
noun: the arithmetic operation of summing; calculating the sum of two or more numbers
noun: something added to what you already have
Example: "He was a new addition to the staff"