The break-in alarm system was activated last night.
Система сигнализации против взлома была активирована прошлой ночью.
проникновенный (в значении связанный с проникновением)
The break-in attempt left the door with visible damage.
Попытка проникновения оставила на двери видимые повреждения.
Definitions
break-innoun
The act of entering a building or vehicle illegally, especially by force, typically to commit a crime such as theft.
The police are investigating a break-in at the local jewelry store.
The initial period during which new equipment, footwear, or another product is used gently so that it becomes properly conditioned or adjusted to regular use.
There's a recommended 500-mile break-in for the new motorcycle's engine.
break-inadjective
Relating to or designed for use during the initial period of operation, especially to allow for adjustment or settling in (often used for machinery, vehicles, or new employees).
The car comes with a break-in period during which you should avoid high speeds.
Pertaining to or involving an illegal entry into a building, typically to commit a crime such as theft.
The break-in alarm system was triggered as soon as the window was forced open.