extrapolate• The figures are wildly optimistic, and could only have been extrapolated from a short trial of about 10 operations.• Like carbon and oxygen, what is known has been extrapolated from reductionist experiments in the lab and computer modeling.• You're extrapolating from your own feelings to mine.• Generally Helen would extrapolate on one of the more testing programmes coming out of her department.• Worsley and his colleagues have extrapolated these effects of the Supercontinental Cycle back into the Precambrian.• How far is it reasonable to extrapolate these results to the non-poor is a highly debatable point.• These cost data were then extrapolated to a 200 megawatt plant using variousscalefactors.