radio alarm
The term 'radio alarm' can refer to either a waking device that incorporates a radio or a security system that uses radio signals to send alerts.
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Definition
B1Home Appliances
(common)A device that combines a radio and an alarm clock, allowing users to wake up to a chosen radio station.
Example
- She set her radio alarm to wake up to her favorite music station.
B2Security Systems
(technical)A system that sends alert signals through radio waves, often used for security or fire alarms.
Example
- The radio alarm notified the security company immediately when the intruder broke in.
Similar
Terms that have similar or relatively close meanings to "radio alarm":
radio fixradio monitoringradio receptioncar radioalarm bellfire alarmradio frequencyradio silenceradio starfire alarm hornon airred alert