1. condition of heightened watchfulness or preparation for action;
2. a warning serves to make you more alert to danger
3. an automatic signal (usually a sound) warning of danger
1. warn or arouse to a sense of danger or call to a state of preparedness;
1. very attentive or observant;
2. mentally responsive;
3. not unconscious; especially having become conscious;
4. (usually followed by `to') showing acute awareness; mentally perceptive;
He is a man alert in problem.
Alert readers may have noticed the misprint in last week's column.
One should not run about aimlessly during an alert.
A monkey is very alert in its movements.
A sparrow is very alert in its movements.
They were constantly on the alert not to be taken by surprise.
The district was put on red alert during a terrorist's bomb scare.
The Armies were constantly on the alert not to be taken by surprise.
In our reading we should always be alert for idiomatic expressions.
Hearing this, I was instantly on the alert.
The whole navy was placed on full alert.
Don't alert the enemy.
Drivers must be on the alert for traffic signals.
A nationwide alert went out for three escaped prisoners.
The rabbIt'seems to be very alert all its life.
They were quiet during the alert.
Suddenly he found himself awake and fully alert.
Her expression was watchful and alert.
The bank is alert to the danger.
All the Plymouth hospitals are on red alert.
"Will you call the board to alert them that I feel I should resign?" — "I'll do it. But I think you're copping out."
I managed to walk around unchallenged for 10 minutes before an alert nurse spotted me.
Due to a security alert, this train will not be stopping at Oxford Circus.
Soldiers and police have been put on alert.
Sirens sounded an end to the red alert.
The armed forces were on high alert to guard against any retaliation.
The all clear was sounded about 10 minutes after the alert was given.
He had been spotted by an alert neighbour.
If our environment cools, then messages from the skin alert the body's thermostat.
on the alert
Watchful and prepared for danger, emergency, or opportunity
bird watchers on the alert for a rare species.
There is relatively little information about alert, maybe you can watch a bilingual story to relax your mood, I wish you a happy day!
Words beginning with letter C
Words beginning with letter E
Words beginning with letter K