A more thorough explanation:

Definition: Ex instrumentis de novo repertis is a Latin legal term that means "on account of documents newly or recently found." It is often used in reference to a basis for altering a decree.

Example: If a court case had already been decided, but then new evidence was discovered that could change the outcome, the lawyers might argue that the case should be reopened ex instrumentis de novo repertis.

Explanation: This example illustrates how the term ex instrumentis de novo repertis might be used in a legal context. If new evidence is found that could change the outcome of a case, the lawyers might argue that the case should be reopened based on this new evidence.