a
lert
Third Person
alerts
Present Participle
alerting
Past Tense
alerted
Past Participle
alerted
1
to warn someone of a possible danger, problem, or situation that requires their attention
transitive
- The security system alerted the homeowners to a possible break-in with a loud alarm.
- The weather service will alert residents of the approaching storm tomorrow.
- The emergency broadcast system is currently alerting citizens of the evacuation procedures.
- The hiker alerted fellow trekkers to an approaching thunderstorm
Synonyms: