1. The city or town that is the official seat of government in a country, state, etc.: "Tokyo is the capital of Japan and Berlin is the capital of Germany."
2. A city regarded as being of special eminence in some field of activity: Hollywood was once the movie capital of the world; however, it is now being challenged by Bollywood of India; the extravagantly theatrical Indian motion picture industry (a blend of Bombay plus Hollywood).
3. A capital letter (upper case) versus an uncapitalized letter (lower case): "A capital letter is always used at the beginning of a sentence."
4. The wealth, whether in money or property, owned or employed in business by an individual, firm, corporation, etc.
5. An accumulated stock of such corporate wealth: "The fifty cents in Mike's pocket is all the capital that he has."
6. Any form of wealth employed or capable of being employed in the production of more wealth.
7. In accounting, assets remaining after deduction of liabilities; the net worth of a business or the ownership interest in a business.
8. Any source of profit, advantage, power, etc.; an asset.
9. Capitalists as a group or class; as distinguished from a labor class.