(Math.) To estimate (a missing functional value) by taking a weighted average of known functional values at neighboring points, as in estimating a specific, missing intermediate value on a table, esp. a logarithmic or trigonometric table
To render indefinite or unspecific.
Find another word for extrapolate. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for extrapolate, like: interpolate, generalize, generalise and infer.