Alert

5 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Alert \A*lert"\ ([.a]*l[~e]rt"), a. [F. alerte, earlier [`a]
     l'erte on the watch, fr. It. all' erta on the watch, prop.
     (standing) on a height, where one can look around; erta a
     declivity, steep, erto steep, p. p. of ergere, erigere, to
     erect, raise, L. erigere. See {Erect}.]
     1. Watchful; vigilant; active in vigilance.


        [1913 Webster]
  
     2. Brisk; nimble; moving with celerity.
        [1913 Webster]
  
              An alert young fellow.                --Addison.
        [1913 Webster]
  
     Syn: Active; agile; lively; quick; prompt.
          [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Alert \A*lert"\, n. (Mil.)
     An alarm from a real or threatened attack; a sudden attack;
     also, a bugle sound to give warning. "We have had an alert."
     --Farrow.
     [1913 Webster]
  
     {On the alert}, on the lookout or watch against attack or
        danger; ready to act.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  alert
       adj 1: 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" [ant: {unalert}]
       2: mentally responsive; "an alert mind"
       3: not unconscious; especially having become conscious; "the
          patient is now awake and alert" [syn: {awake(p)}]
       4: (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" [syn: {alive(p)},
           {awake(p)}]
       n 1: condition of heightened watchfulness or preparation for
            action; "bombers were put on alert during the crisis"
            [syn: {qui vive}]
       2: a warning serves to make you more alert to danger [syn: {alerting}]
       3: an automatic signal (usually a sound) warning of danger
          [syn: {alarm}, {warning signal}, {alarum}]
       v : 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" [syn: {alarm}]

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  179 Moby Thesaurus words for "alert":
     Klaxon, Mayday, SOS, active, admonish, advertent, advise, agile,
     agog, air-raid alarm, alarm, alarm bell, alarm clock, alarm signal,
     alarum, alert for, alive, all clear, all ears, all eyes, animated,
     apt, arouse, assiduous, attentive, awake, aware, beacon,
     blinking light, brainy, breathe, bright, brilliant, burglar alarm,
     buzz, buzzer, cant, careful, caution, cautious, clear-sighted,
     clear-witted, clearheaded, clever, concentrated, confide,
     confide to, conscious, crostarie, cry havoc, cry wolf, decisive,
     diligent, earnest, entrust with information, equal to, expeditious,
     fiery cross, finical, finicking, finicky, fire alarm, fire bell,
     fire flag, five-minute gun, flashing light, fly storm warnings,
     fog bell, fog signal, foghorn, forewarn, frighten, frisky,
     full of life, gale warning, gay, give confidential information,
     give fair warning, give notice, give warning, heedful, hooter,
     horn, hue and cry, hurricane warning, immediate, instant,
     instantaneous, intense, intent, intentive, issue an ultimatum,
     keen, knowing, let in on, let next to, lighthouse, lively,
     loaded for, lookout, mention privately, mercurial, meticulous,
     mindful, nice, niggling, nimble, note of alarm, notify, observant,
     observing, occulting light, on guard, on the, on the alert,
     on the ball, on the job, on the lookout, open-eared, open-eyed,
     openmouthed, police whistle, prepared for, prompt, punctual,
     put hep, put next to, qui vive, quick, quick-witted, ready,
     ready for, regardful, sharp, signal, signal of distress, siren,
     sleepless, small-craft warning, smart, sound the alarm,
     sound the tocsin, speedy, spirited, sprightly, spry, startle,
     still alarm, storm cone, storm flag, storm warning, summary, swift,
     threaten, tip, tip off, tocsin, two-minute gun, unblinking,
     unnodding, unsleeping, unwinking, up, up for, up to,
     upside-down flag, utter a caveat, vigilant, vivacious, wakeful,
     warn, warn against, warning, wary, watchful, whisper, whistle,
     wide awake, wide-awake
  
  

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  alert
       
           /*'l*rt/ An audible and/or visual message
          intended to inform a system's users or administrators about a
          change in the operating conditions of that system or about
          some kind of error condition.  In a {graphical user
          interface}, an alert would typically be displayed as a small
          window containing the message and a button to click to dismiss
          the window.
       
          (1999-03-29)