ALERT

alert

1. [Adjective]: very attentive or observant; "an alert and responsive baby is a joy"; "caught by a couple of alert cops"; "alert enough to spot the opportunity when it came"; "constantly alert and vigilant, like a sentinel on duty"

2. [Noun]: an automatic signal (usually a sound) warning of danger

3. [Noun]: condition of heightened watchfulness or preparation for action; "bombers were put on alert during the crisis"

4. [Noun]: a warning serves to make you more alert to danger

5. not unconscious; especially having become conscious; "the patient is now awake and alert"

6. (usually followed by `to'') showing acute awareness; mentally perceptive; "alert to the problems"; "alive to what is going on"; "awake to the dangers of her situation"; "was now awake to the reality of his predicament"

7. mentally responsive; "an alert mind"

8. [Verb]: warn or arouse to a sense of danger or call to a state of preparedness; "The empty house alarmed him"; "We alerted the new neighbors to the high rate of burglaries"

Similar words to 'alert'

Opposite words to 'alert'


Try another search!


Look up words in the English4.Today Online Dictionary and add them to your own personal dictionary for vocabulary practice.

All you need to start your own personal dictionary web is a free English4.Today membership.

English4.today Podcasts

Get immediate access to grammar tests, quizzes, exercises, pronuciation practice, vocabulary building, courses, and an online community all wanting to improve their English and help you improve yours! Standard membership is FREE!!