- 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.
- to perform extrapolation.
Origin of extrapolate
Examples from the Web for extrapolator
Historical Examples of 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.
- 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
Word Origin for extrapolate
Word Origin and History for extrapolator
1874, a back-formation from extrapolation by analogy of interpolate. Said in early references to be an expression of Sir George Airy (1801-1892), English mathematician and astronomer. Related: Extrapolated; extrapolating.
- To estimate the value of a quantity that falls outside the range in which its values are known.