-
Alert (adjective)
Attentive; awake; on guard.
-
Alert (adjective)
brisk; nimble; moving with celerity.
-
Alert (noun)
An alarm.
-
Alert (noun)
A notification of higher importance than an advisory.
-
Alert (verb)
To give warning to.
-
Vigilant (adjective)
Watchful, especially for danger or disorder; alert; wary
“Be vigilant for signs of disease in your garden.”
-
Alert (adjective)
quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant
“an alert police officer discovered a lorry full of explosive”
“schools need to be constantly alert to this problem”
-
Alert (adjective)
able to think clearly; intellectually active
“she remained active and alert until well into her eighties”
-
Alert (noun)
the state of being watchful for possible danger
“security forces are on the alert for an upsurge in violence”
-
Alert (noun)
an announcement or signal warning of danger
“a bomb alert”
-
Alert (noun)
a period of vigilance following a warning of danger
“traffic was halted during the alert”
-
Alert (noun)
a signal on an electronic device that prompts the user to do something or attracts their attention
“a vibrating alert is a discreet alternative to ringtones”
-
Alert (verb)
warn (someone) of a danger or problem
“police were alerted after three men drove away without paying”
“he alerted people to the dangers of smoking”