from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An electric light in which a filament is heated to incandescence by an electric current.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light.
- n. An article that resembles such a bulb and converts electricity to light by any process.
- n. Used in reference to the sudden arrival of a realization, an inspiration, an idea, or the like.
He sat up in bed and groped for the switch to the light bulb in the tulip-shaped opal glass covering attached to the wall above the headboard.
Then she had a bright idea-and was amazed to see a light bulb form and Hash, about two feet before and above her face.
To adapt Charlton Heston: They can pry the last incandescent light bulb out of my cold, dead hands.
The inside of the shade creates an elliptical shape and the strong white area in the top central portion is the light bulb which also gives off a halation creating the ‘bump’ on the top of this reflection.