be on the alert
11on the alert — paying attention to what is happening and ready to react quickly if necessary Police warned residents to be on the alert for bogus salesmen …
12Alert class sloop — The Alert class was a two ship class of 6 gun screw steel sloops cite web|url=http://www.battleships cruisers.co.uk/cruisers.htm|title=Naval cruisers at battleships cruisers.co.uk|accessdate=2008 08 30] built for the Royal Navy in 1894.Design… …
13Alert Bay Volcanic Belt — The Alert Bay Volcanic Belt is a heavily eroded Neogene volcanic belt in northern Vancouver Island, British Columbia, Canada. The belt is now north of the Nootka Fault, but may have been directly above the fault at the time it last erupted.… …
14Alert — 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 …
15alert — [ə lʉrt′] adj. [Fr alerte, earlier à l erte < It all erta, on the watch < alla, at the + erta, a lookout, high (point) < VL * ergere, for L erigere, to ERECT] 1. watchful and ready, as in facing danger 2. quick in thought or action;… …
16The Bollandists — The Bollandists † Catholic Encyclopedia ► The Bollandists An association of ecclesiastical scholars engaged in editing the Acta Sanctorum. This work is a great hagiographical collection begun during the first years of the seventeenth… …
17on the alert — Watching, watchful, attentive, vigilant, on the lookout …
18alert — See: ON THE ALERT …
19alert — See: ON THE ALERT …
20alert — See: on the alert …
