Main entry: addition
Definition: the act of adding one thing to another
Usage: the addition of flowers created a pleasing effect; the addition of a leap day every four years
Main entry: summation, plus, addition
Definition: the arithmetic operation of summing; calculating the sum of two or more numbers
Usage: the summation of four and three gives seven; four plus three equals seven
Main entry: add-on, addition, improver
Definition: a component that is added to something to improve it
Usage: the addition of a bathroom was a major improvement; the addition of cinnamon improved the flavor
Main entry: addition
Definition: a suburban area laid out in streets and lots for a future residential area
Main entry: accession, addition
Definition: something added to what you already have
Usage: the librarian shelved the new accessions; he was a new addition to the staff
Main entry: addition, increase, gain
Definition: 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