term:

Rule Of Completeness

rule of completeness

:a rule permitting a party to require introduction of the rest of or more of a document or recorded statement that is being used as evidence by the opposing party NOTE: The rule of completeness applies when fairness demands consideration of the part of a document left out at the same time as the part that has been introduced.

Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.