interpolation meaning and definition

INTERPOLATION noun

Definition of interpolation (noun)

1. a message (spoken or written) that is introduced or inserted
   • "with the help of his friend's interpolations his story was eventually told"; "with many insertions in the margins"
   • synonyms: insertion
2. (mathematics) calculation of the value of a function between the values already known
3. the action of interjecting or interposing an action or remark that interrupts
   • synonyms: interjection, interpellation, interposition