1. (noun)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
2. (noun)west, due west, westward, W the cardinalcompasspoint that is a 270 degrees
1. W the twenty-third letter of the English alphabet, is usually a consonant, but sometimes it is a vowel, forming the secondelement of certain diphthongs, as in few, how. It takes its written form and its name from the repetition of a V, this being the originalform of the Romancapitalletter which we call U. Etymologically it is most related to v and u. See V, and U. Some of the uneducated classes in England, especially in London, confuse w and v, substituting the one for the other, as weal for veal, and veal for weal; wine for vine, and vine for wine, etc. See Guide to Pronunciation, // 266-268
Definition of W 
