Englishfor English speakers
circuit
Noun
—
A circuit is a loop that normally starts and finishes in the same place.
They ran a circuit around the park.
—
A circuit is a closed route where electricity flows.
The electric circuit can hold 20 amperes.
alarm
Noun
—
An alarm is a signal that something needs attention or a machine that makes the signal.
I wake up, without an alarm clock, at seven or eight a.m.
People in the restaurant ran out the emergency exit, sounding the alarm.
The safety system was known to be defective and had frequently sent out false alarms.
The hotel did not have fire alarms or a sprinkler system.
A fire in the fry pan set off the smoke alarm.
—
Alarm is a feeling of worry or fear.
They watched with some alarm as the speeding car got closer.
This is completely natural and no cause for alarm.
alarm
Verb
—
If you alarm someone, you make them feel worried or scared.
The school was alarmed by the number of children failing math.