interference

US /ˌɪn.t̬ɚˈfɪr.əns/
UK /ˌɪn.t̬ɚˈfɪr.əns/
"interference" picture
1.

the act or an instance of interfering, especially with the rights or affairs of others

:
The government's interference in the economy caused instability.
He resented his parents' constant interference in his personal life.
2.

the superposing of two or more wave trains of the same or nearly the same frequency, resulting in a new wave pattern

:
Radio signals can experience interference from other electronic devices.
The sound quality was poor due to electromagnetic interference.