extrapolation extrapolate • extrapolative · · · Info · Definitions · Characters · · extrapolation · · Text Latin · · Script 13 · · Length Definitions · · · (noun) (mathematics) calculation of the value of a function outside the range of known values. · · Noun Definition 1 (noun) an inference about the future (or about some hypothetical situation) based on known facts and observations. · · Noun Definition 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 x latin small letter x U+0078