alarm clock

alarm clock

n. A clock that can be set to wake someone up or alert attention at a particular time, as by sounding a bell or buzzer.

alarm clock

n (Horology) a clock with a mechanism that sounds at a set time: used esp for waking a person up

alarm′ clock`

n. a clock with a bell or buzzer that can be set to sound at a particular time, as to awaken someone. [1690–1700]

Thesaurus

Noun

1.

alarm clock - a clock that wakes a sleeper at some preset timealarmclock - a timepiece that shows the time of day

Translations

闹钟

alarm clock

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