dialogue
1. di.a.logue or di.a.log \'di-*-.lo.g, -.la:g\ n [ME, fr. OF, fr. L dialogus, fr. Gk dialogos, fr. dialegesthaiX to converse, fr. dia- + legein to speak 1: a written composition in which two or more characters are represented as conversing 2a: a conversation between two or more persons 2b: an exchange of ideas and opinions 3: the conversational element of literary or dramatic composition 4: a musical arrangement suggestive of a conversation 2. dialogue vi : to take part in a dialogue to express in dialogue
Webster's English Dictionary