interpolation

[in-tur-puh-ley-shuhn]
noun
1.
the act or process of interpolating or the state of being interpolated.
2.
something interpolated, as a passage introduced into a text.
3.
Mathematics.
a.
the process of determining the value of a function between two points at which it has prescribed values.
b.
a similar process using more than two points at which the function has prescribed values.
c.
the process of approximating a given function by using its values at a discrete set of points.

Origin:
1605–15; < Latin interpolātiōn- (stem of interpolātiō). See interpolate, -ion

noninterpolation, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
interpolation (ɪnˌtɜːpəˈleɪʃən)
 
n
1.  the act of interpolating or the state of being interpolated
2.  something interpolated

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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FOLDOC
Computing Dictionary

interpolation definition


extrapolation

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Example sentences
But the translator said he wanted to aim at minimal interpolation.
The language is plain, with the occasional interpolation of a colorful archaic
  phrase.
Inevitably some blocks don't have any measurement and there has to be some
  interpolation.
Along with ruminative psychological resonances, the singer amplified the
  melodies with sophisticated be- bop interpolation.
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