alert
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Related to alert: Amber Alert, Medic Alert
a·lert
(ə-lûrt′)adj.
1. Vigilantly attentive; watchful: alert to danger; an alert bank guard. See Synonyms at careful.
2. Mentally responsive and perceptive; quick.
3. Brisk or lively in action: the bird's alert hopping from branch to branch.
n.
1. A signal that warns of attack or danger: Sirens sounded the alert for an air raid.
2. A condition or period of heightened watchfulness or preparation for action: Nuclear-armed bombers were put on alert during the crisis.
tr.v. a·lert·ed, a·lert·ing, a·lerts
Idiom: To notify of approaching danger or action; warn: a flashing red light that alerted motorists to trouble ahead.
on the alert
Watchful and prepared for danger, emergency, or opportunity: bird watchers on the alert for a rare species.
[French alerte, from Italian all' erta, on the lookout : alla, to the, on the (from Latin ad illam, to that : ad, to; see ad- + illam, feminine accusative sing. of ille, that, the; see al- in Indo-European roots) + erta, lookout (from past participle of ergere, to raise, from Latin ērigere; see erect).]
a·lert′ly adv.
a·lert′ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
alert
(əˈlɜːt)adj (usually postpositive)
1. vigilantly attentive: alert to the problems.
2. brisk, nimble, or lively
n
3. an alarm or warning, esp a siren warning of an air raid
4. the period during which such a warning remains in effect
5. on the alert
a. on guard against danger, attack, etc
b. watchful; ready: on the alert for any errors.
vb (tr)
6. to warn or signal (troops, police, etc) to prepare for action
7. to warn of danger, an attack, etc
[C17: from Italian all'erta on the watch, from erta lookout post, from ergere to build up, from Latin ērigere; see erect]
aˈlertly adv
aˈlertness n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a•lert
(əˈlɜrt)adj., n., v. a•lert•ed, a•lert•ing. adj.
1. fully aware and attentive; wide-awake.
2. quick to understand or respond; perceptive; acute.
3. watchful and ready to act; vigilant.
n. 4. a warning of an impending military attack, a storm, etc.
5. the period such a warning or alarm is in effect.
6. a state of vigilance or readiness, as before an expected attack.
v.t. 7. to warn to prepare for an attack.
8. to warn of an impending raid, storm, etc.
9. to cause to be on guard; warn: to alert gardeners to the dangers of some pesticides.
Idioms: on the alert, ready, as for danger; vigilant.
[1590–1600; < Italian all'erta=all(a) to, on the + erta lookout]
a•lert′ly, adv.
a•lert′ness, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
alert
1. Readiness for action, defense or protection.
2. A warning signal of a real or threatened danger, such as an air attack.
3. The period of time during which troops stand by in response to an alarm.
4. To forewarn; to prepare for action. See also airborne alert.
5. (DOD only) A warning received by a unit or a headquarters which forewarns of an impending operational mission.
6. (DOD only) In aviation, an aircraft and aircrew that are placed in an increased state of readiness so that they may be airborne in a specified period of time after a launch order is received. See also air defense warning conditions; ground alert; warning order.
2. A warning signal of a real or threatened danger, such as an air attack.
3. The period of time during which troops stand by in response to an alarm.
4. To forewarn; to prepare for action. See also airborne alert.
5. (DOD only) A warning received by a unit or a headquarters which forewarns of an impending operational mission.
6. (DOD only) In aviation, an aircraft and aircrew that are placed in an increased state of readiness so that they may be airborne in a specified period of time after a launch order is received. See also air defense warning conditions; ground alert; warning order.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
alert
Past participle: alerted
Gerund: alerting
| Imperative |
|---|
| alert |
| alert |
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
| Noun | 1. |  alert - condition of heightened watchfulness or preparation for action; "bombers were put on alert during the crisis"preparedness, readiness, preparation - the state of having been made ready or prepared for use or action (especially military action); "putting them in readiness"; "their preparation was more than adequate" air alert - the condition in which combat aircraft are airborne and ready for an operation; "aircraft in the Mideast are on air alert" red alert - the highest level of alert when an attack by the enemy seems imminent (or more generally a state of alert resulting from imminent danger) strip alert - a state of readiness for domestic defense aircraft; "the Air Force will keep fighters on strip alert at bases around the country" |
| 2. |  alert - a warning serves to make you more alert to dangerwarning - a message informing of danger; "a warning that still more bombs could explode" | |
| 3. |  alert - an automatic signal (usually a sound) warning of dangertorpedo - a small explosive device that is placed on a railroad track and fires when a train runs over it; the sound of the explosion warns the engineer of danger ahead signal, signaling, sign - any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped" air alert - the warning signal that begins a period of preparation for an enemy air attack burglar alarm - a loud warning signal produced by a burglar alarm; "they could hear the burglar alarm a mile away" fire alarm - a shout or bell to warn that fire has broken out horn - a noise made by the driver of an automobile to give warning; red flag - a flag that serves as a warning signal; "we didn't swim at the beach because the red flag was up" siren - a warning signal that is a loud wailing sound alarm bell, tocsin - the sound of an alarm (usually a bell) | |
| Verb | 1. |  alert - 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"warn - notify of danger, potential harm, or risk; "The director warned him that he might be fired"; "The doctor warned me about the dangers of smoking" wake - make aware of; "His words woke us to terrible facts of the situation" |
| Adj. | 1. | alert - engaged in or accustomed to close observation; "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" wary - marked by keen caution and watchful prudence; "they were wary in their movements"; "a wary glance at the black clouds"; "taught to be wary of strangers" awake - not in a state of sleep; completely conscious; "lay awake thinking about his new job"; "still not fully awake" lively - full of life and energy; "a lively discussion"; "lively and attractive parents"; "a lively party" |
| 2. |  alert - quick and energetic; "a brisk walk in the park"; "a lively gait"; "a merry chase"; "traveling at a rattling rate"; "a snappy pace"; "a spanking breeze"energetic - possessing or exerting or displaying energy; "an energetic fund raiser for the college"; "an energetic group of hikers"; "it caused an energetic chemical reaction" | |
| 3. | alert - mentally perceptive and responsive;"an alert mind"; "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" |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
alert
adjective
1. attentive, careful, awake, wary, vigilant, perceptive, watchful, ready, on the lookout, circumspect, observant, on guard, wide-awake, on your toes, on the watch, keeping a weather eye on, heedful He had been spotted by an alert neighbour.
attentive slow, unaware, careless, oblivious, inactive, languid, unconcerned, lethargic, unwary, listless, heedless
attentive slow, unaware, careless, oblivious, inactive, languid, unconcerned, lethargic, unwary, listless, heedless
2. quick-witted, spirited, quick, bright, sharp, active, lively, brisk, on the ball (informal), nimble, agile, sprightly, bright-eyed and bushy-tailed (informal) His grandfather is still alert at 93.
noun
verb
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
alert
adjective1. Vigilantly attentive:
Idiom: on the ball.
2. Mentally quick and original:
Idiom: smart as a whip.
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
إنْذَار، تَنْبِيه، تَحْذِيرمُتَنَبِّه، يَقِظمُتَيَقِّظيَقِظ، مُتَنَبِّه، واعي العَقْليُنَبِه
varovatostražitýrozkaz k pohotovostisignálalarmovat
alarmårvågengøre opmærksom påopmærksomskarp
hälyttääpirteävalpasvirkeä
pripravanuzbuniti
riadóvág az esze
aîvörunárvökullgera viîvart, vara viîvakandi, skarpur
油断なく警戒して警報を出す
경고하다방심하지 않는
budintisbudriaibudrumasbudrusįspėti
ātri uztverošsbrīdinātizziņot trauksmimodrstrauksmes signāls
alarmovaťrozkaz k pohotovosti
alarmbudenopozoriti
larmavaken
เตรียมพร้อม ว่องไวตื่นตัว
cảnh báocảnh giác
alert
[əˈlɜːt]A. ADJ
1. (= mentally acute) [person] → espabilado, despierto; [expression] → vivo
they were alert → eran espabilados, tenían la mente despierta
he's a very alert baby → es un bebé muy despierto
they were alert → eran espabilados, tenían la mente despierta
he's a very alert baby → es un bebé muy despierto
3. (= aware) to be alert to sth → ser consciente or al tanto de algo
B. N → alerta f
to be on the alert → estar alerta
to put or place troops on (the) alert → poner a las tropas sobre aviso or en situación de alerta
see also red C
to be on the alert → estar alerta
to put or place troops on (the) alert → poner a las tropas sobre aviso or en situación de alerta
see also red C
C. VT → alertar, poner sobre aviso
to alert sb to sth → alertar a algn de algo, poner a algn sobre aviso de algo
we are now alerted to the dangers → ahora estamos sobre aviso en cuanto a los peligros
to alert sb to sth → alertar a algn de algo, poner a algn sobre aviso de algo
we are now alerted to the dangers → ahora estamos sobre aviso en cuanto a los peligros
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
alert
[əˈlɜːrt] adj
(= watchful) [person] → vigilant(e)
We must stay alert → Nous devons rester vigilants.
to be alert to sth [+ danger, opportunity] → avoir conscience de qch
We must stay alert → Nous devons rester vigilants.
to be alert to sth [+ danger, opportunity] → avoir conscience de qch
n → alerte f
a security alert → une alerte au danger
to give the alert → donner l'alerte
on alert → en alerte
on red alert → en alerte rouge
on the alert (gen) → sur le qui-vive (MILITARY) → en état d'alerte
to be on the alert for sth (= looking for) [+ opportunity] → être à l'affût de qch (= watching out for) [+ danger, attack] → être sur ses gardes face à qch
a security alert → une alerte au danger
to give the alert → donner l'alerte
on alert → en alerte
on red alert → en alerte rouge
on the alert (gen) → sur le qui-vive (MILITARY) → en état d'alerte
to be on the alert for sth (= looking for) [+ opportunity] → être à l'affût de qch (= watching out for) [+ danger, attack] → être sur ses gardes face à qch
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
alert
adj → aufmerksam; (as character trait) → aufgeweckt; mind → scharf, hell; dog → wachsam; to be alert to something → vor etw (dat) → auf der Hut sein
vt → warnen (→ to vor +dat); troops → in Gefechtsbereitschaft versetzen; fire brigade etc → alarmieren
n → Alarm m; to give the alert (Mil) → Gefechtsbereitschaft befehlen; (in the fire brigade etc) → den Alarm auslösen; (fig) → warnen; to put somebody on the alert → jdn in Alarmbereitschaft versetzen; (Mil) → jdn in Gefechtsbereitschaft versetzen; to be on (the) alert → einsatzbereit sein; (= be on lookout) → auf der Hut sein (→ for vor +dat)
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
alert
[əˈlɜːt]1. adj (acute, wide-awake) → sveglio/a; (watchful) → vigile; (mind) → pronto/a, agile, vivace; (expression) → intelligente
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
alert
(əˈləːt) adjective1. quick-thinking. She's very old but still very alert.
2. (with to) watchful and aware. You must be alert to danger.
noun a signal to be ready for action.
verb to make (someone) alert; to warn. The sound of gunfire alerted us to our danger.
aˈlertly adverbaˈlertness noun
on the alert
on the watch (for). We were on the alert for any sound that might tell us where he was.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
alert
→ مُتَيَقِّظ, يُنَبِه ostražitý, varovat gøre opmærksom på, opmærksom wachsam, warnen άγρυπνος, προειδοποιώ alerta, alertar hälyttää, valpas alerte, alerter pripravan, uzbuniti allertare, vigile 油断なく警戒して, 警報を出す 경고하다, 방심하지 않는 alert, waarschuwen årvåken, varsle czujny, ostrzec alertar, atento бдительный, предупреждать larma, vaken เตรียมพร้อม ว่องไว, ตื่นตัว uyanık, uyarmak cảnh báo, cảnh giác 提醒, 警惕的Multilingual Translator © HarperCollins Publishers 2009
alert
a. alerta, dispuesto-a.
English-Spanish Medical Dictionary © Farlex 2012
alert
adj alerta; n alerta; health — alerta sanitaria, alerta sobre peligro para la salud de una poblaciónEnglish-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.