# interpolate

> English word · Verb · IPA /ɪnˈtɜː.pəˌleɪt/ · frequency rank #94,997

## Definitions
1. To introduce (something) between other things; especially to insert (possibly spurious) words into a text.
2. To estimate the value of a function between two tabulated points.
3. During the course of processing some data, and in response to a directive in that data, to fetch data from a different source and process it in-line along with the original data.

## Etymology
From Latin interpolātus, perfect passive participle of interpolō, see -ate (verb-forming suffix). Compare French interpoler.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/interpolate