w

noun

1. 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

   Synonyms

   • tungsten, wolfram, W, atomic number 74

   Less specific

   • metallic element, metal

   Made from

   • scheelite, wolframite, iron manganese tungsten

2. the cardinal compass point that is a 270 degrees

   Synonyms

   • west, due west, westward, W

   Less specific

   • cardinal compass point

3. 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

   Synonyms

   • watt, W

   Less specific

   • power unit

   Parts

   • milliwatt

   Part of

   • kilowatt, kW, horsepower, HP, H

4. the 23rd letter of the Roman alphabet

   Synonyms

   • W, double-u

   Less specific

   • letter, letter of the alphabet, alphabetic character

   Member of

   • Roman alphabet, Latin alphabet