- In geography and political science, the political capital of a country is the city that contains the seat of government. See Capital (government).
- In finance and economics, capital refers to financial wealth. See Capital (economics).
- In architecture, the capital of a pillar or column is its top part. See capital (architecture).
- In orthography, a capital letter is another term for an uppercase letter or majuscule.
- In literature, Capital is the English title of Das Kapital by Karl Marx.