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"
public transport provided by a line of railway cars coupled together and drawn by a locomotive; "express trains don't stop at Princeton Junction"
piece of cloth forming the long back section of a gown that is drawn along the floor; "the bride's train was carried by her two young nephews"
a series of consequences wrought by an event; "it led to a train of disasters"
exercise in order to prepare for an event or competition; "She is training for the Olympics"
undergo training or instruction in preparation for a particular role, function, or profession; "She is training to be a teacher"; "He trained as a legal aid"
create by training and teaching; "The old master is training world-class violinists"; "we develop the leaders for the future"
travel by rail or train; "They railed from Rome to Venice"; "She trained to Hamburg"
train to grow in a certain way by tying and pruning it; "train the vine"
so thin as to transmit light; "a hat with a diaphanous veil"; "filmy wings of a moth"; "gauzy clouds of dandelion down"; "gossamer cobwebs"; "sheer silk stockings"; "transparent chiffon"; "vaporous silks"
United States writer best known for his autobiographical works (1874-1935)
a period of opportunity; "he deserves his day in court"; "every dog has his day"
some point or period in time; "it should arrive any day now"; "after that day she never trusted him again"; "those were the days"; "these days it is not unusual"
the recurring hours when you are not sleeping (especially those when you are working); "my day began early this morning"; "it was a busy day on the stock exchange"; "she called it a day and went to bed"
time for Earth to make a complete rotation on its axis; "two days later they left"; "they put on two performances every day"; "there are 30,000 passengers per day"
a day assigned to a particular purpose or observance; "Mother's Day"
the time after sunrise and before sunset while it is light outside; "the dawn turned night into day"; "it is easier to make the repairs in the daytime"
the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis; "how long is a day on Jupiter?"
an era of existence or influence; "in the day of the dinosaurs"; "in the days of the Roman Empire"; "in the days of sailing ships"; "he was a successful pianist in his day"
send out real or metaphoric rays; "She radiates happiness"
issue or emerge in rays or waves; "Heat radiated from the metal box"
cause to be seen by emitting light as if in rays; "The sun is radiating"
extend or spread outward from a center or focus or inward towards a center; "spokes radiate from the hub of the wheel"; "This plants radiates spines in all directions"