[ non-in-ter-feer-uh ns ]
/ ˌnɒn ɪn tərˈfɪər əns /
the policy or practice of refraining from interference, especially in political affairs.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for noninterference
The duty of noninterference had been admitted by every President.A Compilation of the Messages and Papers of the Presidents: Ulysses S. Grant|James D. Richardson
The Provisional Government followed the policy of noninterference.
Adjustments and their advantages will be taught with the idea of noninterference with quickness and freedom of action.Manual of Military Training|James A. Moss