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WordReference Random House Learner's Dictionary of American English © 2024ex•trap•o•late /ɪkˈstræpəˌleɪt/USA pronunciation v., -lat•ed, -lat•ing. - to figure out or infer (something unknown) from something known; conjecture: [~ + object]We should be able to extrapolate our future costs for that program.[no object]Can you extrapolate from these figures?
ex•trap•o•la•tion /ɪkˌstræpəˈleɪʃən/USA pronunciation n. [noncount;
count] WordReference Random House Unabridged Dictionary of American English © 2024ex•trap•o•late (ik strap′ə lāt′),USA pronunciation v., -lat•ed, -lat•ing. v.t. - to infer (an unknown) from something that is known; conjecture.
- Statisticsto estimate (the value of a variable) outside the tabulated or observed range.
- Mathematicsto estimate (a function that is known over a range of values of its independent variable) to values outside the known range.
v.i. - Mathematicsto perform extrapolation.
- extra- + (inter)polate 1825–35
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