Definition of addition

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  • addition is a valid Scrabble US word with a point value of 10
  • addition is a valid Scrabble UK word with a point value of 10
  • addition is a valid Words with friends word with a point value of 11

Definition of addition

  • something added to what you already have (noun)

    Examples

    1. he was a new addition to the staff

    Synonyms

    1. accession
  • a component that is added to something to improve it (noun)

    Examples

    1. the addition of a bathroom was a major improvement
    2. the addition of cinnamon improved the flavor

    Synonyms

    1. add-on
    2. improver
  • a quantity that is added (noun)

    Examples

    1. there was an addition to property taxes this year

    Synonyms

    1. gain
    2. increase
  • the arithmetic operation of summing; calculating the sum of two or more numbers (noun)

    Synonyms

    1. plus
    2. summation
  • a suburban area laid out in streets and lots for a future residential area (noun)
  • the act of adding one thing to another (noun)

    Examples

    1. the addition of flowers created a pleasing effect
    2. the addition of a leap day every four years

See definition of addition in Merriam Webster