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Noun: w
  1. The 23rd letter of the Roman alphabet
    - W, double-u
Noun: W  'dú-bul,yoo
  1. A unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohm
    - watt
     
  2. A heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
    - tungsten, wolfram, atomic number 74
     
  3. The cardinal compass point that is a 270 degrees
    - west, due west, westward
     
  4. (physics) a short-lived charged elementary particle that mediates the weak force
    - W boson

Derived forms: Ws, ws

Type of: alphabetic character, cardinal compass point, gauge boson, letter, letter of the alphabet, metal, metallic element, power unit

Part of: H.P., horsepower, HP, iron manganese tungsten, kilowatt, kW, Latin alphabet, Roman alphabet, scheelite, wolframite

Encyclopedia: W, or the Memory of Childhood