Main Entry:: ex·trap·o·late
Pronunciation:: \ik-ˈstra-pə-ˌlāt\
Function:: verb
Inflected Form(s):: ex·trap·o·lat·ed; ex·trap·o·lat·ing
Etymology:: Latin extra outside + English -polate (as in interpolate) — more at extra-
Date:: 1874

transitive verb1: to infer (values of a variable in an unobserved interval) from values within an already observed interval2 a: to project, extend, or expand (known data or experience) into an area not known or experienced so as to arrive at a usually conjectural knowledge of the unknown area <extrapolates present trends to construct an image of the future> b: to predict by projecting past experience or known data <extrapolate public sentiment on one issue from known public reaction on others>intransitive verb: to perform the act or process of extrapolating

— ex·trap·o·la·tion

\-ˌstra-pə-ˈlā-shən\ noun

— ex·trap·o·la·tive

\-ˈstra-pə-ˌlā-tiv\ adjective

— ex·trap·o·la·tor

\-ˌlā-tər\ noun

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