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

To notify of approaching danger or action; warn: a flashing red light that alerted motorists to trouble ahead.

Idiom:

on the alert

Watchful and prepared for danger, emergency, or opportunity: bird watchers on the alert for a rare species.

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[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.

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

Thesaurus

Noun	1.	alert - condition of heightened watchfulness or preparation for action; "bombers were put on alert during the crisis" qui vive 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 danger alerting warning - a message informing of danger; "a warning that still more bombs could explode"
	3.	alert - an automatic signal (usually a sound) warning of danger alarum, warning signal, alarm torpedo - 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 foghorn, fogsignal - a loud low warning signal that can be heard by fogbound ships 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" alarm 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" watchful 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" unalert, unvigilant, unwatchful - not alert to what is potentially dangerous
	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" brisk, spanking, zippy, rattling, lively, merry, snappy 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" awake, alive aware, cognisant, cognizant - (sometimes followed by `of') having or showing knowledge or understanding or realization or perception; "was aware of his opponent's hostility"; "became aware of her surroundings"; "aware that he had exceeded the speed limit"

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

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

1. warning, signal, alarm, siren Due to a security alert, the train did not stop at our station.
warning all clear

verb

1. warn, signal, inform, alarm, notify, tip off, forewarn I was hoping he'd alert the police.
warn lull

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

alert

adjective

1. Vigilantly attentive:

observant, open-eyed, vigilant, wakeful, wary, watchful, wide-awake.

Idiom: on the ball.

2. Mentally quick and original:

bright, clever, intelligent, keen, quick, quick-witted, sharp, sharp-witted, smart.

Idiom: smart as a whip.

noun

A signal that warns of imminent danger:

alarm, alarum, tocsin, warning.

verb

To notify (someone) of imminent danger or risk:

admonish, alarm, caution, forewarn, warn.

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

warnenAlarmAlarmbereitschaftalertaufmerksam

άγρυπνοςανοιχτομάτηςπροειδοποιώ

alertaalertardespiertoespabiladovigilante

hälyttääpirteävalpasvirkeä

alertealerterattentifavertirrecommandation

pripravanuzbuniti

riadóvág az esze

aîvörunárvökullgera viîvart, vara viîvakandi, skarpur

allarmevigilevivaceallertarestare all'erta

油断なく警戒して警報を出す

경고하다방심하지 않는

budintisbudriaibudrumasbudrusįspėti

ātri uztverošsbrīdinātizziņot trauksmimodrstrauksmes signāls

alertwaarschuwen

varsleårvåkenvåkenvarseloppmerksom

czujnyostrzec

alertaalertaratento

бдительныйнастораживатьнасторожитьоповещениепредупреждать

alarmovaťrozkaz k pohotovosti

alarmbudenopozoriti

larmavaken

เตรียมพร้อม ว่องไวตื่นตัว

uyanıkuyarmakaçıkgözalarmdikkatli

cảnh báocảnh giác

使警觉提醒机灵的警惕的警报

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

2. (= vigilant) → alerta inv, atento
we must stay alert → hay que estar atentos

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

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

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

[əˈlɜː^rt]

adj

(= watchful) [person] → vigilant(e)
We must stay alert → Nous devons rester vigilants.
to be alert to sth [+ danger, opportunity] → avoir conscience de qch

(= lively) [baby] → alerte, éveillé(e)
He's a very alert baby → C'est un bébé très éveillé.

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

vt [+ person] → avertir
A passerby alerted the police → Un passant a averti la police.
to alert sb to sth → avertir qn de qch
to alert sb to the dangers of sth → avertir qn des dangers de 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

2. n → allarme m
to be on the alert (person) → stare all'erta (troops) → essere in stato di allarme

3. vt to alert sb (to sth) → avvisare qn (di qc), avvertire qn (di qc)
to alert sb to the dangers of sth → mettere qn in guardia contro qc

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

alert

(əˈləːt) adjective

1. quick-thinking. She's very old but still very alert. wakker يَقِظ، مُتَنَبِّه، واعي العَقْل буден vivo bystrý, čilý lebhaft vågen; skarp ξύπνιος, εύστροφοςdespierto, vivo ergas هشیار nopeaälyinen alerteערני सतर्क budan vág az esze waspada vakandi, skarpur sveglio, pronto 機敏な 기민한 nuovokus ātri uztverošs; veikls tangkas kwiekvåken, skarp sprawny umysłowo هوښیار vivo rapid, iute проворный bystrý, čulý živahen budne pažnje pigg, alert ตื่นตัว uyanık, açıkgöz 思考靈敏的 спритний, жвавий ہوشیار minh mẫn 机灵的

2. (with to) watchful and aware. You must be alert to danger. op die hoede مُتَنَبِّه، يَقِظ бдителен alerta ostražitý aufmerksam på vagt; årvågen άγρυπνος, σε επιφυλακή alerta, atento, vigilante valvas مواظب valpas vigilant, attentifער, דרוך budan éber siaga árvökull vigile 油断のない 방심하지 않는 budrus modrs berhati hati waakzaampå vakt, årvåkenczujny باخبر alerta vigilent, atent настороженный ostražitý buden oprezan vaksam, på vakt ตื่นตัว dikkatli, uyanık, tetikte 機警的 насторожений, пильний ہوشیار cảnh giác 警觉的

noun

a signal to be ready for action. wees reg إنْذَار، تَنْبِيه، تَحْذِير тревога alerta signál, rozkaz k pohotovosti die Alarmbereitschaft varsel; alarm επιφυλακήalerta häire آماده باش varoitus alerteאזעקה, אתרעה संकट-सूचना spreman riadó aba-aba aðvörun allarme 警報 경계 경보 pavojaus signalas trauksmes signāls perhatian alarmsignaalvarsel, alarmalarm اماده ، تیار alarme alarmă сигнал тревоги rozkaz na pohotovosť alarm spremnost larm สัญญาณเตือนให้พร้อม alarm 警報 тривога; сигнал тривоги خبردارہونے کا اشارہ sự báo động 警报

verb

to make (someone) alert; to warn. The sound of gunfire alerted us to our danger. waarsku يُنْذِر، يُنَبِّه، يُحَذِّر давамсигнал alertar alarmovat, varovat warnen varsle προειδοποιώalertar alarmeerima هشدار دادن varoittaa alerter לְהַזהִיר सावधान करना znak upozorenja riaszt memperingatkan gera (e-m) viðvart, vara við mettere in guardia/stato d'allarme 危険を知らせる 경고하다 įspėti brīdināt; izziņot trauksmi memberi amaran waarschuwenvarsle ostrzegać خبر ورکول alertar a alarma предупреждать об опасности alarmovať opozoriti na upozoriti försätta i beredskap, varna เตือน uyarmak, tehlikeyi haber vermek 使警覺 привести до стану готовності خبر دار کرنا cảnh báo 使警觉

aˈlertly adverb

wakker بِتَنَبُّه، بِحَذَر будно vivamente hbitě, ostražitě wachsam årvågent; vagtsomt άγρυπνα prontamente erksalt هشیارانه valppaasti prestement בדריכות, בזהירות सर्तकतापूर्वक žustro éberen, óvatosan; élénken siaga snarlega, með árvekni prontamente 油断なく 조심성 있게 budriai modri dengan berhati hati levendigårvåkent, vaktsomt czujnie په با خبره توګه atentamente atent, prudent настороженно svižne, rezko urno oprezno vaket, piggt อย่างตื่นตัว dikkatle 警覺地 пильно, насторожено چوکسی سے cảnh giác 警觉地

aˈlertness noun

wakkerheid تَنَبُّه، حَذَر будност vigilância hbitost, ostražitost die Wachsamkeit årvågenhed ετοιμότητα atención, vigilancia; prontitud erksus هشیاری valppaus promptitude; vigilanceדריכות, זהירות सतर्कता spremnost éberség, óvatosság; élénkség keadaan siaga árvekni prontezza; vigilanza 機敏 조심성 있음 budrumas modrība sikap berhati hati levendigheid, waakzaamheidårvåkenhetczujność هوښیارتیا vigilância vioiciune; vigilenţă настороженность ostražitosť; bystrosť pripravljenost; budnost oprez vakenhet, pigghet ความตื่นตัว uyanıklık, dikkat 警覺 пильність, настороженість چوکسی ، ہوشیاری sự cảnh giác 警觉

on the alert

on the watch (for). We were on the alert for any sound that might tell us where he was. waaksaam مُتَأهِّب، فِي حَالَة تَأهُّب нащрек atento ve střehu auf der Hut på vagt σε επαγρύπνηση en alerta valvel گوش به زنگ olla valmiudessa sur le qui-viveעל המשמר, בכוננות चौकस u stanju pripravnosti éberen ��rködik siap siaga á varðbergi all'erta 油断なく見張って 방심하지 않고 laukiantis, budrus, budintis būt trauksmes stāvoklī; būt modram menumpukan perhatian op zijn hoede på vakt w stanie wyczekiwania (na) رنګ ته غوږ de prevenção atent (la) настороже v strehu biti na preži na oprezu på vakt, beredd ระวังตัว temkinli, tetikte 保持警覺 насторожі چوکنا ہونا cảnh giác 警觉着

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 población

English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.