释义
[ ik-strap -uh -leyt ] SHOW IPA
/ ɪkˈstræp əˌleɪt / PHONETIC RESPELLING
SEE SYNONYMS FOR extrapolate ON THESAURUS.COM
verb (used with object), ex·trap·o·lat·ed, ex·trap·o·lat·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·trap·o·lat·ed, ex·trap·o·lat·ing. to perform extrapolation.
Origin of extrapolate First recorded in 1825–35; extra- + (inter)polate
OTHER WORDS FROM extrapolate ex·trap·o·la·tion, noun ex·trap·o·la·tive, ex·trap·o·la·to·ry [ik-strap -uh -luh -tawr-ee, -tohr-ee], /ɪkˈstræp ə ləˌtɔr i, -ˌtoʊr i/, adjective ex·trap·o·la·tor, noun o·ver·ex·trap·o·la·tion, noun
WORDS THAT MAY BE CONFUSED WITH extrapolate deduction, extrapolation , induction, generalization, hypothesis Words nearby extrapolate extraperitoneal fascia, extraphysical, extraphysiologic, extraplanetary, extra point, extrapolate , extrapolation, extrapose, extraposition, extraprofessional, extrapyramidal
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for extrapolate “We’re taking a sample and using it to extrapolate to something larger,” said microbiologist Marc Johnson of the University of Missouri.
A New Kind of College Exam: UCSD Is Testing Sewage for COVID-19 | Randy Dotinga| September 7, 2020| Voice of San Diego
Craftily extrapolating from current events, Davies creates a fascinating future that serves as a vibrant backdrop for the compelling family saga.
FROM THE VAULTS: The opposite of binge-watching | Brian T. Carney| September 4, 2020| Washington Blade
From this we can extrapolate – unless there’s dramatic improvement in the economy – that holiday shoppers will be more selective and value conscious than last year.
A Corona Xmas: Why physical stores will power online shopping this holiday season | Greg Sterling| September 4, 2020| Search Engine Land
In extrapolating their performance this season, the A’s could challenge their 2018 mark.
The A’s Aren’t Just Scrappy. They’ve Got Stars. | Travis Sawchik| August 13, 2020| FiveThirtyEight
Researchers can extrapolate from there what is happening in the rest of the state or country.
Millions of COVID-19 cases in the U.S. may have gone undiagnosed in March | Tina Hesman Saey| June 25, 2020| Science News
The study used data collected from 11 states to extrapolate rates for the US as a whole.
Rise in Autism Diagnoses Doesn't Surprise Doctors | Russell Saunders| March 29, 2014| DAILY BEAST
We can use evidence from the present to extrapolate about the past.
The Bill Nye-Ken Ham Debate Was a Nightmare for Science | Michael Schulson| February 5, 2014| DAILY BEAST
A sound pension should plan for the time on the bottom, not extrapolate from the moment on top.
Sorry, Folks: One Way or the Other, You'll Never Be Able to Completely Count on Retirement | Megan McArdle| March 15, 2013| DAILY BEAST
But we can extrapolate from previous experience that decapitation does incentivize Hamas to ease up on its attacks.
Do Targeted Killings “Work”? | Brent E. Sasley| November 16, 2012| DAILY BEAST
There are enormous problems with trying to extrapolate the extent of sex trafficking from police arrest records.
Sex-Trafficking Feud | Michelle Goldberg| July 7, 2011| DAILY BEAST
The scientists had worked late, trying to extrapolate their data into some kind of prediction.
The Flaming Mountain | Harold Leland Goodwin
Do you extrapolate your mastications, too, and get frightened of the stink you might get?
Breaking Point | James E. Gunn
He saw his shortcoming, but could not do anything to help it: he was unable to extrapolate ahead.
Starman's Quest | Robert Silverberg
Cochrane cocked an eye at Jamison, who could extrapolate at the drop of an equation.
Operation: Outer Space | William Fitzgerald Jenkins
Jamison began to extrapolate from his observations out the control-room port, adding film-clips for authority.
Operation: Outer Space | William Fitzgerald Jenkins
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British Dictionary definitions for extrapolate verb maths to estimate (a value of a function or measurement) beyond the values already known, by the extension of a curve Compare interpolate (def. 4)
to infer (something not known) by using but not strictly deducing from the known facts
Derived forms of extrapolate extrapolation , noun extrapolative or extrapolatory , adjective extrapolator , noun Word Origin for extrapolate C19: extra- + -polate, as in interpolate
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
Words related to extrapolate deduce, hypothesize, guess, theorize, envision, figure, conclude, predict, anticipate, project, assume, foretell, foresee
Scientific definitions for extrapolate To estimate the value of a quantity that falls outside the range in which its values are known.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.