English · Common Verbs
/ɪkˈstræp.ə.leɪt/
[/ɪkˈstræp.ə.leɪt/]
extend from known data
To estimate or infer something unknown by extending known information or trends.
From the early sales figures, analysts tried to extrapolate the demand for the whole year.
From the early sales figures, analysts tried to extrapolate the demand for the whole year.
From 'extra-' (outside) plus a back-formation from 'interpolate'.
Used in statistics, science, and forecasting.