a device that signals the occurrence of some undesirable event
an automatic signal (usually a sound) warning of danger
fear resulting from the awareness of danger
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"
condition of heightened watchfulness or preparation for action; "bombers were put on alert during the crisis"
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"
(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"
not unconscious; especially having become conscious; "the patient is now awake and alert"
the act of measuring with meters or similar instruments; "he has a job meter reading for the gas company"
the cognitive process of understanding a written linguistic message; "he enjoys reading books"
a datum about some physical state that is presented to a user by a meter or similar instrument; "he could not believe the meter reading"; "the barometer gave clear indications of an approaching storm"
written material intended to be read; "the teacher assigned new readings"; "he bought some reading material at the airport"
a particular interpretation or performance; "on that reading it was an insult"; "he was famous for his reading of Mozart"
a city on the River Thames in Berkshire in southern England
eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills
an acoustic device producing a loud often wailing sound as a signal or warning
a warning signal that is a loud wailing sound
a sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived; "Odysseus ordered his crew to plug their ears so they would not hear the Siren's fatal song"
address with continuously or persistently, as if with a barrage; "The speaker was barraged by an angry audience"; "The governor was bombarded with requests to grant a pardon to the convicted killer"
throw bombs at or attack with bombs; "The Americans bombed Dresden"
a colorless nonflammable liquid used as a solvent for fats and oils; because of its toxicity its use as a cleaning fluid or fire extinguisher has declined