anti-intrusion

adjective
an·​ti-in·​tru·​sion | \ ˌan-tē-in-ˈtrü-zhən How to pronounce anti-intrusion (audio) , ˌan-tī-\

Definition of anti-intrusion

: used or intended to prevent intrusion or unauthorized access anti-intrusion systems/sensors

First Known Use of anti-intrusion

1958, in the meaning defined above

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The first known use of anti-intrusion was in 1958

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