[ ik-strap-uh-leyt ]
/ ɪkˈstræp əˌleɪt /
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.
Related formsex·trap·o·la·tion, nounex·trap·o·la·tive, ex·trap·o·la·to·ry [ik-strap-uh-luh-tawr-ee, -tohr-ee] /ɪkˈstræp ə ləˌtɔr i, -ˌtoʊr i/, adjectiveex·trap·o·la·tor, nouno·ver·ex·trap·o·la·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for extrapolator
He wondered if he dared threaten to send an Extrapolator out there to check them over.
There wasn't a single hiccough from the machine to kick out an Extrapolator's signal to watch for anything unusual.
British Dictionary definitions for extrapolator
/ (ɪkˈstræpəˌleɪt) /
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 Formsextrapolation, nounextrapolative or extrapolatory, adjectiveextrapolator, 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
Science definitions for extrapolator
[ ĭk-străp′ə-lāt′ ]
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.