dominion day dominion • dominionism · · · Info · Definitions · Characters · · dominion day · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) a legal holiday in Canada commemorating receiving Dominion status in 1867. Synonyms: Dominion Day, July 1. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F y latin small letter y U+0079