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Interpolation vs Approximate - What's the difference?

interpolation | approximate |

As a noun interpolation

is interpolation.

As an adjective approximate is

approaching; proximate; nearly resembling.

As a verb approximate is

to carry or advance near; to cause to approach.

interpolation

English

Noun

(en noun)
  • (music) An abrupt change in elements, with continuation of the first idea.
  • (mathematics, science) the process of estimating the value of a function at a point from its values at nearby points.
  • (computing) The process of including and processing externally-fetched data in a document or program; see interpolate.
  • That which is introduced or inserted, especially something foreign or spurious.
  • Bentley wrote a letter upon the scriptural glosses in our present copies of Hesychius, which he considered interpolations from a later hand. — De Quincey.

    Synonyms

    * (including and processing externally-fetched data) transclusion

    approximate

    English

    Adjective

    (en adjective)
  • Approaching; proximate; nearly resembling.
  • Near correctness; nearly exact; not perfectly accurate.
  • Approximate results or values.
    To help carry out its mission, NASA's Genesis spacecraft has on board an ion monitor to record the speed, density, temperature and approximate composition of the solar wind ions.

    Antonyms

    * exact, precise

    Derived terms

    () * approximately * approximation * approximative

    Verb

    (approximat)
  • To carry or advance near; to cause to approach.
  • To approximate the inequality of riches to the level of nature. --Burke.
  • To come near to; to approach.
  • The telescope approximates perfection. --J. Morse.
  • To estimate.
  • Quotations

    When you follow two separate chains of thought, Watson, you will find some point of intersection which should approximate to the truth.
    — Sir Arthur Conan Doyle in The Disappearance of Lady Frances Carfax