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extrapolation (n.)
"an approximate calculation made by inferring unknown values from trends in the known data," 1867, noun of action from extrapolate by analogy of interpolation. The original sense was "an inserting of intermediate terms in a mathematical series." The transferred sense of "drawing of a conclusion about the future based on present tendencies" is from 1889.
updated on April 28, 2020
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Dictionary entries near extrapolation
extramural
extraneous
extraordinaire
extraordinary
extrapolate
extrapolation
extrasensory
extra-special
extraspection
extraterrestrial
extraterritoriality