kəˈmɛnsmənt ˈɒf.sɛt ˈɑf.sɛt ˈɒɹ.ɪ.dʒɪn ˈɔɹ.ɪ.dʒɪn sɔɹs sɔːs the act of starting something he was responsible for the beginning of negotiations serving to begin the beginning canto of the poem the first verse the first part or section of something ‘It was a dark and stormy night’ is a hackneyed beginning for a story the event consisting of the start of something the beginning of the war the place where something begins, where it springs into being the Italian beginning of the Renaissance Jupiter was the origin of the radiation Pittsburgh is the source of the Ohio River communism's Russian root the time at which something is supposed to begin they got an early start she knew from the get-go that he was the man for her