addition meaning

[ ə'diʃən ] Pronunciation:   "addition" in a sentence
Noun: addition  u'dishun
  1. A component that is added to something to improve it
    "the addition of a bathroom was a major improvement"; "the addition of cinnamon improved the flavour"
    - add-on, improver 
  2. The act of adding one thing to another
    "the addition of flowers created a pleasing effect"; "the addition of a leap day every four years" 
  3. A quantity that is added
    "there was an addition to property taxes this year"
    - increase, gain 
  4. Something added to what you already have
    "he was a new addition to the staff"
    - accession 
  5. A suburban area laid out in streets and lots for a future residential area 
  6. The arithmetic operation of summing; calculating the sum of two or more numbers
    - summation, plus

Sounds like: edition

Derived forms: additions

See also: add

Type of: acquisition, arithmetic operation, burb [N. Amer], component, constituent, element, increase, indefinite quantity, step-up, suburb, suburban area, suburbia

Antonym: subtraction

Encyclopedia: Addition


A floor or floors, a room, wing, or other expansion to an existing building.


In building code usage: Any new construction which increases the height or floor area of an existing building or adds to it (as a porch or attached garage).


An amount added to the contract sum by a charge order; also see extra.


More:   Next
  1. such polymers are termed addition polymers.
  2. the 1938 addition had negligible damage.
  3. this can be improved by the addition of an adjuvant.
  4. it is called carry-save addition.
  5. the most obvious change is the addition of "spikes".

Related Words

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  5. additament meaning
  6. addition compound meaning
  7. addition product meaning
  8. addition reaction meaning
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  10. additional meaning
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