Synonyms of interpolation

1. interpolation, insertion, message, content, subject matter, substance: usage: 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"
2. interpolation, calculation, computation, figuring, reckoning: usage: (mathematics) calculation of the value of a function between the values already known
3. interjection, interposition, interpolation, interpellation, break, interruption, disruption, gap: usage: the action of interjecting or interposing an action or remark that interrupts