What does ancillary jurisdiction mean?

ancillary jurisdiction meaning in Legal Dictionary

n. a phrase utilized in federal courts as soon as the court determines issues maybe not normally under federal jurisdiction such that it can provide a judgment on the entire controversy, if the primary issue is a federal matter which its authorized by-law to determine.

ancillary jurisdiction meaning in Law Dictionary

just the right of a court that can aid and control decisions achieved in a genuine match in another type of court.