Definition of dot-com noun from the Oxford Advanced Learner's Dictionary



(also dotcom) noun
BrE BrE//ˌdɒt ˈkɒm//
; NAmE NAmE//ˌdɑːt ˈkɑːm//
Online shopping, Websites
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a company that sells goods and services on the Internet, especially one whose address ends ‘.com’ The weaker dot-coms collapsed. a dot-com millionaire See related entries: Online shopping, Websites Word Origin1990s: from ‘.com’ in an Internet address, indicating a commercial site.
See the Oxford Advanced American Dictionary entry: dot-com