alarm clock
US /əˈlɑːrm klɑːk/
UK /əˈlɑːrm klɑːk/

1.
jam loceng, penggera
a clock that can be set to wake a person at a particular time by sounding a buzzer or bell
:
•
I set my alarm clock for 6 AM.
Saya menetapkan jam loceng saya untuk pukul 6 pagi.
•
The loud ringing of the alarm clock startled me awake.
Deringan kuat jam loceng mengejutkan saya bangun.