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Definition of approximation:

  1. A continual approach or coming nearer to a result; as, to solve an equation by approximation.
  2. A value that is nearly but not exactly correct.
  3. An approach to a correct estimate, calculation, or conception, or to a given quantity, quality, etc.
  4. The act of approximating; a drawing, advancing or being near; approach; also, the result of approximating.


nearness, melodic theme, theme, similarity, mind, contiguity, estimate, resemblance, estimation, idea, conjecture, precise, musical theme, propinquity, neighborhood, approach, bringing close together.

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