Look up dot-com in Wiktionary, the free dictionary.

Dot-com may refer to:

• .com (short for commercial), the generic top-level domain used on the Internet's Domain Name System
• dot-com company, a company which does most of its business on the Internet
• .COM (short for command), a file extension associated with DOS executable file
• DOTCOM (368266), a short code phone number used to access .com domain names by cell phone text messaging
• "Dot Com", a character played by Kevin Brown on 30 Rock
• Dot-com bubble (also known as the Dot-com era), an economic period from roughly 1995–2001

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