The AI-powered English dictionary
plural light bulbs
An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light. examples
(by extension) An article that resembles such a bulb and converts electricity to light by any process. examples
(figuratively) Used in reference to the sudden arrival of a realization, an inspiration, an idea, or the like. quotations examples
Figuratively speaking, a light-bulb flashed over Galvin's head early this year, and in March–along […]
1949, Forbes, volume 64, page 18
A light bulb went off in my head as I had an incredible idea for a beauty product.
2010, Sandy Abrams, Your Idea, Inc., Abrams Media, page xi