Noah Webster
Dialogue
DIALOGUE, noun Dialog. [Gr., to dispute; to speak.]
1. A conversation or conference between two or more persons; particularly, a formal conversation in theatrical performances; also, an exercise in colleges and schools, in which two or more persons carry on a discourse.
2. A written conversation, or a composition in which two or more persons are represented as conversing on some topic; as the dialogues of Cicero de Oratore, and de Natura Deorum.
DIALOGUE, verb intransitive To discourse together; to confer. [Not used.]