A device that provides an alarm to inform its user(s) that lightning has occurred nearby. Specific devices are available for a variety of applications.

Cloud-to-ground lightning; lightning which connects (attaches) to the ground; lightning which results in the discharge of electricity between a cloud and the ground.

A broad flash of lightning, with no visible bolt, due to reflection.

(transitive) to make liberal, free. / (intransitive) to become liberal, free.

(of a person) The amount of time one is expected to live. / (figuratively, by extension, of an idea or an object) The amount of time something is expected to last.

A type of commercial fishing using a very long line with many baited hooks attached along its length.

The substance that creates the buoyancy of a balloon or other airship; normally hydrogen, helium or hot air.

A list of endangered species, created by the World Conservation Monitoring Center.

(idiomatic, UK) Mouth-to-mouth resuscitation.

(Christian Science) God.