EXTRAPOLATE
extrapolate
(verb) gain knowledge of (an area not known or experienced) by extrapolating
interpolate, extrapolate
(verb) estimate the value of
generalize, generalise, extrapolate, infer
(verb) draw from specific cases for more general cases
Source: WordNet® 3.1
Etymology
Verb
extrapolate (third-person singular simple present extrapolates, present participle extrapolating, simple past and past participle extrapolated)
(transitive) To infer by extending known information.
(transitive, mathematics) To estimate the value of a variable outside a known range from values within that range by assuming that the estimated value follows logically from the known ones
Antonyms
• (mathematics): interpolate
Source: Wiktionary