plural of light pillar

A visual phenomenon created by the reflection of light from ice crystals with near-horizontal parallel planar surfaces.

(military, historical) A ball of combustible materials, used to provide light, and sometimes made so as to fired from a cannon or mortar, or to be carried up by a rocket.

(military, historical) An empty powder barrel pierced with holes and filled with shavings soaked in pitch, used to light up a ditch or a breach.

An electric ceiling light connected to a wall socket by a cord (usually decorated with a chain) from the outlet up the wall and along the ceiling.

(petrochemistry) The oily product, lighter than water, forming the chief part of the first distillate of coal tar, and consisting largely of benzene and toluene.

Pure unobstructed light. / (figuratively, by extension) A clear, impartial view.

Visible light towards the blue end of the spectrum generated from the screen of an electronic device.

To travel quickly in a police or ambulance vehicle with the lightbar (and possibly the siren) activated.

A lamp that provides mood lighting.