E1X8T1R1A1P3O1L1A1T1I1N1G2
23 points
EXTRAPOLATING is validvalid
EXTRAPOLATE, [v EXTRAPOLATED, EXTRAPOLATES, EXTRAPOLATING] : EXTRAPOLATION [v]
EXTRAPOLATE, to infer (values of a variable in an unobserved interval) from values within an already observed interval [v]