Dictionary.com

interpolation

[ in-tur-puh-ley-shuhn ]
/ ɪnˌtɜr pəˈleɪ ʃən /
Save This Word!

noun
the act or process of interpolating or the state of being interpolated.
something interpolated, as a passage introduced into a text.
Mathematics.
  1. the process of determining the value of a function between two points at which it has prescribed values.
  2. a similar process using more than two points at which the function has prescribed values.
  3. the process of approximating a given function by using its values at a discrete set of points.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
Question 1 of 7
In the UK, COTTON CANDY is more commonly known as…

Origin of interpolation

First recorded in 1605–15, interpolation is from the Latin word interpolātiōn- (stem of interpolātiō). See interpolate, -ion

OTHER WORDS FROM interpolation

non·in·ter·po·la·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use interpolation in a sentence

British Dictionary definitions for interpolation

interpolation
/ (ɪnˌtɜːpəˈleɪʃən) /

noun
the act of interpolating or the state of being interpolated
something interpolated
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK