Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
dot-com is a noun and adjective meaning "a company that operates its business primarily on the internet using a URL that ends in `.com'". It carries 2 recorded senses.
a company that operates its business primarily on the internet using a URL that ends in `.com'
of or relating to an internet company
“a dot-com outfit in San Francisco”
Definitions, synonyms and semantic relations for dot-com come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.