ignition interlock
Noun: A safety device installed in a vehicle that prevents the engine from starting unless the driver first provides a breath sample that indicates they are not under the influence of alcohol. It is a specific type of interlock designed for automotive use.
The term "ignition interlock" refers specifically to the mechanism connected to a vehicle's ignition system. It is a preventative measure, often mandated by law for individuals convicted of driving under the influence (DUI).
- The court ordered the installation of an ignition interlock in his car for one year.
- After failing the breath test, the ignition interlock prevented the vehicle from starting.
- Modern ignition interlock devices may also require rolling retests while the vehicle is in operation.
- Ignition interlock device (IID): This is the full, formal name often used in legal and technical contexts.
- The conditions of his probation include maintaining a functioning ignition interlock device.
- Interlock (Noun): A broader term for any device that prevents one component from operating unless another is in a correct state. The "ignition interlock" is a specific application of this concept.
- A safety interlock on the machinery prevents the door from opening while it is running.
- Breath alcohol ignition interlock device (BAIID): A more precise technical term that explicitly mentions the breath test component.
- Breathalyzer interlock: (Informal) Emphasizes the breath-testing function.
- Car breathalyzer: (Informal/Colloquial) A simpler, descriptive term.
- Drunk driving interlock: A descriptive synonym highlighting its purpose.
The term is often used in the context of legal penalties, road safety technology, and automotive law. It is a compound noun where "ignition" specifies the type of "interlock." The reference context correctly identifies its core function but uses the informal term "car theives"; the standard phrase is "car thieves know how to bypass..."
- a device that prevents an automotive engine from starting
- car theives know how to bypass the ignition interlock