A light bulb whose metallic filament is heated by an electric current.

A sodium vapor lamp.

A lamp, containing a coil of magnesium ribbon fed into a burner by clockwork, that produced an intense light.

A miners' lamp or safety lamp used in coal mines to prevent explosions.

An incandescent lamp designed to produce radiant thermal energy in the infrared part of the electromagnetic spectrum.

A lamp that burns a volatile liquid fuel such as alcohol, ethanol or denatured alcohol.

A room at the top of a lighthouse in which the signal light is housed.

a glass apparatus in which hydrogen, generated from zinc and sulphuric acid, is burnt; used primarily as a demonstration (invented by Alessandro Volta)

An electric arc arranged so as to produce useful light.

(archaic) A light bulb.