“+ noun
Usage: often attributive
Etymology: non- (I) + intervention
1. : the state or habit of not intervening : refusal or failure to intervene ; especially : a systematic policy or practice of refraining from interference in the affairs of other states
had to preserve the legal fiction of nonintervention — Collier's Year Book
the outworn doctrine of nonintervention — New Republic
a nonintervention pact
nonintervention is overwhelmingly supported by our people
2. : an instance of nonintervention
advocated nonintervention in the civil war across the border