Answer:

dotcom

Answer	Crossword Clue
DOTCOM	Online business
DOTCOM	Company on the Web
DOTCOM	High-tech business

DOTCOM	Part of a bubble bath?
DOTCOM	Web outfit
DOTCOM	Internet company
DOTCOM	Many a Silicon Valley start-up
DOTCOM	Internet entrepreneur
DOTCOM	E-business
DOTCOM	E-biz
DOTCOM	Many a late '90s startup

DOTCOM	.. bubble: Internet stock phenomenon
DOTCOM	Many a startup
DOTCOM	Web firm
DOTCOM	Amazon, e.g.
DOTCOM	E-tailer, e.g.
DOTCOM	Google, e.g.
DOTCOM	Expedia, e.g.
DOTCOM	Online biz

DOTCOM	Business that may have gone boom and then bust in the '90s
DOTCOM	Techie's company
DOTCOM	Internet business
DOTCOM	Kind of bubble
DOTCOM	Nasdaq company, often
DOTCOM	Web-based business
DOTCOM	Many a 1990s start-up
DOTCOM	Counterpart of a brick-and-mortar business

DOTCOM	Company doing business mostly online
DOTCOM	Amazon or eBay
DOTCOM	End of an address