Alert

Alert or ALERT  may refer to:


 * Alertness, the state of active attention by high sensory awareness.

Places

 * Alert, Iran
 * Alert, Indiana, U.S.
 * Alert, North Carolina, U.S.
 * Alert, Ohio, U.S.
 * Alert, Nunavut, Canada
 * Alert Airport
 * Alert Bay, British Columbia, Canada
 * Alert Channel, in Stromness Bay, South Georgia
 * Alert Cove, in Stromness Bay, South Georgia

Ships

 * CS Alert, the name of several cable-laying ships
 * HMS Alert, the name of several ships of the British Royal Navy
 * Alert-class sloop
 * SS Alert, a steamship that sank off Victoria, Australia in 1893
 * USS Alert or USCGC Alert, the name of several ships of the US Navy or US Coast Guard
 * Alert (sternwheeler 1865), a steamboat in Oregon, U.S.

Other uses

 * Alert (bridge), in the card game of bridge
 * Alert (gum), a caffeinated gum product
 * Alert (interbank network), now STAR
 * Alert (motorcycle), an English motorcycle 1903–1906
 * "Alert" (song), by K. Michelle, 2017
 * Alert dialog box, in graphical user interfaces
 * Alert messaging, machine-to-person communications such as reminders and notifications
 * Alert Records, a Canadian record label
 * Alert state, an indication of the state of readiness of the armed forces or a state
 * ALERT (medical facility), in Ethiopia
 * Alert: Missing Persons Unit, an American television drama series on Fox
 * Alberta Law Enforcement Response Teams, an umbrella government agency in Canada
 * Arizona League to End Regional Trafficking, an interagency coalition in the U.S.