W

Primary Meanings of W

1.	n	the 23rd letter of the Roman alphabet
2.	n	the cardinal compass point that is a 270 degrees
3.	n	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
4.	n	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

Full Definitions of W

1

n the 23rd letter of the Roman alphabet

Synonyms:: double-u, w

Type of:: alphabetic character, letter, letter of the alphabet
the conventional characters of the alphabet used to represent speech

2

n the cardinal compass point that is a 270 degrees

Synonyms:: due west, west, westward

Type of:: cardinal compass point
one of the four main compass points

3

n 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:: atomic number 74, tungsten, wolfram

Type of:: metal, metallic element
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.

4

n 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

Type of:: power unit
a measure of electric power