Definition from Wiktionary, the free dictionary
nonadversarial (not comparable)
- Not adversarial.
2007 January 19, Adam Liptak, “White House Shifting Tactics in Spy Cases”, in New York Times:
- On Wednesday, the administration announced that an unnamed judge on the secret court, in a nonadversarial proceeding that apparently cannot be appealed, had issued orders that apparently both granted surveillance requests and set out some ground rules for how such requests would be handled.