- Extrapolate is defined as speculate, estimate or arrive at a conclusion based on known facts or observations.
An example of extrapolate is deciding it will take twenty minutes to get home because it took you twenty minutes to get there.
intransitive verbextrapolated, extrapolating
- Statistics to estimate or infer (a value, quantity, etc. beyond the known range) on the basis of certain variables within the known range, from which the estimated value is assumed to follow
- to arrive at (conclusions or results) by hypothesizing from known facts or observations
- to speculate as to consequences on the basis of (known facts or observations)
Origin of extrapolateClassical Latin extra (see extra-) + (inter)polate
verbex·trap·o·lat·ed, ex·trap·o·lat·ing, ex·trap·o·lates
- To infer or estimate by extending or projecting known information.
- Mathematics To estimate (a value of a variable outside a known range) from values within a known range by assuming that the estimated value follows logically from the known values.
Origin of extrapolateextra– + (inter)polate.
(third-person singular simple present extrapolates, present participle extrapolating, simple past and past participle extrapolated)
- (mathematics): interpolate
From extra + (inter)polate