approximation

/əˌprɑksəˈmeɪʃən/
noun
  1. A number, amount, or result that is close to the exact value but not exactly the same.
    • For a quick answer, a rough approximation of 3.14 is fine for pi.
    • The engineer used an approximation to estimate the cost of the bridge.
    • The teacher said our approximation of the distance was close enough for the project.
  2. Something that is similar to something else but not exactly the same.
    • His drawing was only an approximation of the actual landscape.
    • The toy car is a simple approximation of a real sports car.
    • The homemade pizza was a good approximation of the one from the restaurant.
Antonyms
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