- The definition of interpolate is to interject or insert something between fixed points, or to insert something into text or into conversation.
- When you interject your opinion into a conversation that two other people are having, this is a time when you interpolate.
- When you insert words or letters into text, this is an example of a time when you interpolate.
transitive verbinterpolated, interpolating
- to alter, enlarge, or corrupt (a book or manuscript, etc.) by putting in new words, subject matter, etc.
- to insert between or among others; specif., to insert (a word or words) in a text
- 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
Origin of interpolate; from Classical Latin interpolatus, past participle of interpolare, to polish, dress up, corrupt ; from interpolis, altered by furbishing, repaired ; from inter-, between + polire, to polish
verbin·ter·po·lat·ed, in·ter·po·lat·ing, in·ter·po·lates
- To insert or introduce between other elements or parts.
- a. To insert (material) into a text.b. To insert into a conversation. See Synonyms at introduce.
- To change or falsify (a text) by introducing new or incorrect material.
- Mathematics a. To estimate a value of (a function or series) between two known values.b. To create a continuous function that incorporates (a finite set of data), such as creating a curve that passes through a fixed set of points or a surface through a fixed set of curves.
- To introduce estimated values of (pixel data) into a pixel array to improve the quality of an enlarged digital image.
Origin of interpolateLatin interpolāre, interpolāt-, to touch up, refurbish, from interpolis, refurbished; see pel-5 in Indo-European roots.
(third-person singular simple present interpolates, present participle interpolating, simple past and past participle interpolated)
- (intransitive) To introduce (something) between other things; especially to insert words into a text.
- in verse 74, the second line is clearly interpolated
- (mathematics) To estimate the value of a function between two points between which it is tabulated.
- (computing) 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.