Pronunciation (UK) IPA (key): /ˈɒtəwə/ Audio (UK)(file) (US) (Canada) IPA (key): /ˈɑtəwə/ or /ˈɑtəˌwɑ/ Proper noun Proper noun Ottawa Ottawa is the capital city of Canada. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads