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extrapolate

[ ik-strap-uh-leyt ]
/ 瑟k藞str忙p 蓹藢le瑟t /
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See synonyms for: extrapolate / extrapolated / extrapolating / extrapolation on Thesaurus.com

verb (used with object), ex路trap路o路lat路ed, ex路trap路o路lat路ing.
to infer (an unknown) from something that is known; conjecture.
Statistics. to estimate (the value of a variable) outside the tabulated or observed range.
Mathematics. to estimate (a function that is known over a range of values of its independent variable) to values outside the known range.
verb (used without object), ex路trap路o路lat路ed, ex路trap路o路lat路ing.
to perform extrapolation.
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Origin of extrapolate

First recorded in 1825鈥35; extra- + (inter)polate

OTHER WORDS FROM extrapolate

ex路trap路o路la路tion, nounex路trap路o路la路tive, ex路trap路o路la路to路ry [ik-strap-uh-luh-tawr-ee, -tohr-ee], /瑟k藞str忙p 蓹 l蓹藢t蓴r i, -藢to蕣r i/, adjectiveex路trap路o路la路tor, nouno路ver路ex路trap路o路la路tion, noun

WORDS THAT MAY BE CONFUSED WITH extrapolate

deduction, extrapolation , induction, generalization, hypothesis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2021

How to use extrapolate in a sentence

British Dictionary definitions for extrapolate

extrapolate
/ (瑟k藞str忙p蓹藢le瑟t) /

verb
maths to estimate (a value of a function or measurement) beyond the values already known, by the extension of a curveCompare interpolate (def. 4)
to infer (something not known) by using but not strictly deducing from the known facts

Derived forms of extrapolate

extrapolation, nounextrapolative or extrapolatory, adjectiveextrapolator, noun

Word Origin for extrapolate

C19: extra- + -polate, as in interpolate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for extrapolate

extrapolate
[ 沫k-str膬p蓹-l膩t鈥 ]

To estimate the value of a quantity that falls outside the range in which its values are known.
The American Heritage庐 Science Dictionary Copyright 漏 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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