incandescent lamp

noun

1. a lamp that emits light due to the glowing of a heated material, especially the common device in which a tungsten filament enclosed within an evacuated glass bulb is rendered luminous by the passage of an electric current through it.

incandescent lamp

noun

1. a source of light that contains a heated solid, such as an electrically heated filament

incandescent lamp

/ ĭn′kən-dĕs′ənt /

1. A lamp that produces light by heating up a filament of wire inside a bulb with an electric current, causing incandescence. The glass bulb containing the filament is filled with a nonreactive gas, such as argon, to prevent the wire from burning.
2. Compare fluorescent lamp

Word History and Origins

Origin of incandescent lamp¹

First recorded in 1880–85

Example Sentences

In 1880, Thomas Edison received a historic patent embodying the principles of his incandescent lamp.

From Seattle Times

They also discovered objects in the buildings including parts of rubber batons, a wooden bat, handcuffs and an incandescent lamp, and bullets were found in walls, it said.

From Reuters

LEDs are much more efficient, requiring less than 25% of the energy consumed by an incandescent lamp.

From Los Angeles Times

Customs data showed imports of glass bulbs for use in incandescent lamps fell 25% from the fourth quarter of 2020 to the first quarter this year, a period when the supply-chain issues first hit supplies.

From Reuters

In 1880, Thomas Edison received a patent for his electric incandescent lamp.

From Washington Times