1
[ verb ] warn or arouse to a sense of danger or call to a state of preparedness

Synonyms

alarm

Examples

"The empty house alarmed him" "We alerted the new neighbors to the high rate of burglaries"

Used in print

(S. J. Perelman, The Rising Gorge. New York:...)

My object , rather , is to alert you to an aspect or two of the affair that could have the gravest implications for you , far beyond the legal sanctions society might inflict .

Related terms

warn wake alarm

2
[ adjective ] very attentive or observant

Examples

"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"

Used in print

(Bonnie Prudden, "The Dancer and the Gymnast"...)

Certainly there would be less anxiety , fewer accidents ( it is the clumsy child who sustains the worst injuries ) , and higher scholastic averages , since alert children work better .

(Christopher Davis, First Family....)

Scotty 's father sat sprawled in his chair , angular , alert as a cricket , looking about at the huge stainless-steel appointments of the room with an expression of proprietorship .

Mr._McKinley , for all his sprawling and his easy familiarity , was completely alert to his son , eyes always on the still face , jumping to anticipate Scotty_'s desires .

(Louis Zara, Dark Rider....)

It could never happen as_long_as God was alert and the Drew steeple stood_guard with its peaked lance .

(Frieda Arkin, "The Light of the Sea," in The...)

She grasped the chair arms and brought her thin body upright , like a bird alert for flight .

3
[ adjective ] mentally responsive

Examples

"an alert mind"

Used in print

(Doris Miles Disney, Mrs. Meeker's Money....)

At the time the will was drawn Mr._Hohlbein mentioned to me how mentally alert she seemed for her age , knowing just what changes she wanted made and_so_forth '' .

(Breni James, Nights of the Kill....)

`` Patrolman_Accacia is an alert and conscientious law-enforcement officer .

Related terms

intelligent

4
[ adjective ] not unconscious; especially having become conscious

Synonyms

awake

Examples

"the patient is now awake and alert"

Used in print

(Howard Fast, April Morning....)

The last thing in_the_world that resembled a war was our line of farmers and storekeepers and mechanics perched on top of a stone_wall , and this dashing rider made us feel a good_deal sharper and more alert to the situation .

Related terms

conscious

5
[ noun ] a warning serves to make you more alert to danger

Synonyms

alerting

Related terms

warning eas alarm

6
[ adjective ] (usually followed by `to') showing acute awareness; mentally perceptive

Synonyms

awake alive

Examples

"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"

Related terms

aware

7
[ noun ] condition of heightened watchfulness or preparation for action

Synonyms

qui_vive

Examples

: "bombers were put on alert during the crisis"

8
[ noun ] an automatic signal (usually a sound) warning of danger
*