( US also dialog )
■ noun conversation between two or more people as a feature of a book, play, or film.
↘discussion directed towards exploration of a subject or resolution of a problem.
■ verb chiefly N. Amer. take part in ~.
↘provide (a film or play) with ~.
Origin
ME: from OFr. dialoge , via L. from Gk dialogos , from dialegesthai 'converse with', from dia 'through' + legein 'speak'.