Definitions

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.

Etymologies

light + bulb, from Middle French bulbe, from Latin bulbus ("bulb, onion"), from Ancient Greek βολβός (bolbos, "plant with round swelling on underground stem"). (Wiktionary)

Examples

Sorry, no example sentences found.

Wordnik is becoming a not-for-profit! Read our announcement here.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.