definition of
w

[1] #1 w n. [tungsten, wolfram, W, atomic number 74] 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. wn

[2] #2 w n. [west, due west, westward, W] the cardinal compass point that is a 270 degrees. wn

[3] #3 w n. [watt, W] 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. wn

[4] #4 w n. [W, double-u] the 23rd letter of the Roman alphabet. wn

[5] #5 w n. [W, double-u] the 23rd letter of the Roman alphabet. wn