noun
- Electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity.
- synonyms: light bulb, bulb, incandescent lamp, electric light, electric-light bulb
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). lightbulb. Retrieved September 21, 2026, from http://smartdefine.org/lightbulb/definitions/1291483 |
| Chicago | WordNet. 2010. "lightbulb" http://smartdefine.org/lightbulb/definitions/1291483 (accessed September 21, 2026). |
| Harvard | WordNet 2010, lightbulb, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/lightbulb/definitions/1291483>. |
| MLA | WordNet. "lightbulb" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/lightbulb/definitions/1291483> |