ceasing to think; refusing to think critically; giving up thinking (for oneself); going blank; mental block; inability to think clearly
stopping functioning; being out of service
suspension; pause; temporary halt; stopping (at an intersection, railway crossing, etc.)
emergency stop; emergency shutdown; scram (nuclear reactor)
cardiopulmonary arrest; showing no vital signs
emergency stop; emergency shutdown
cessation of breathing; respiratory arrest
downtime; suspension period
cancellation of a subscription (e.g. mailing list); stopping distribution
driving license suspension
cold shutdown (nuclear reactor)
planned shutdown; planned outage
automatic train stop; ATS
deprivation of civil rights; suspension of civil rights