alarm clock
Học thuậtThân thiện
Definition
Noun: A clock that is designed to wake a person from sleep at a specific, preset time. It typically does this by making a loud sound or vibration.
Usage
An alarm clock is used to ensure a person wakes up at a desired time, such as for work, school, or an appointment. It is a common household and travel item.
Examples
- I set my alarm clock for 6:30 AM so I wouldn't be late for my flight.
- The loud ringing of the alarm clock startled me awake.
- She relies on her phone as an alarm clock.
- He forgot to turn on his alarm clock and overslept.
Advanced Usage
- "To set the alarm clock": To adjust the clock to activate at a specific future time.
- Don't forget to set the alarm clock before you go to bed.
- "The alarm clock goes off": This phrase describes the moment the alarm clock starts ringing or making its sound.
- My alarm clock goes off at the same time every weekday.
Variants and Related Words
- Alarm (noun): The warning sound or signal itself, which can be from a clock or other device.
- The fire alarm sent everyone running for the exits.
- Clock radio (noun): A combined alarm clock and radio, where the alarm can be set to play radio music.
- Digital alarm clock (noun): An alarm clock that displays the time with numbers (digits).
- Smart alarm clock (noun): A modern alarm clock often connected to the internet or a smartphone with advanced features.
Synonyms
- Waker (noun, rare/archaic): Something that wakes a person.
- Timepiece (noun, general): A general term for any instrument that measures time, which could include an alarm clock.
Related Phrases
- "Snooze button": A button on many alarm clocks that temporarily stops the alarm for a short period (e.g., 5-10 minutes) before it sounds again.
- I hit the snooze button three times this morning.
- "Alarm is set": A phrase indicating the alarm clock is activated for a future time.
- You can go to sleep; the alarm is set for 7 AM.
Noun
- a clock that wakes a sleeper at some preset time