extrapolation
B2CEFR level
50/100Rarity: uncommon
TechnicalRegister
The estimation of values lying beyond the observed range of the data.
Projecting next year's growth was pure extrapolation, since the product had only six months of history.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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