[syn: dialogue, dialog]
WordNet (r) 3.0 (2006):
dialog
    n 1: a conversation between two persons [syn: dialogue,
         dialog, duologue]
    2: the lines spoken by characters in drama or fiction [syn:
       dialogue, dialog]
    3: a literary composition in the form of a conversation between
       two people; "he has read Plato's Dialogues in the original
       Greek" [syn: dialogue, dialog]
The Free On-line Dictionary of Computing (30 December 2018):
DIALOG
   1. A commercial bibliographic database and retrieval service
   from DIALOG Information Services.
   2. Interactive mathematics using a graphics tablet by
   Illinois Inst Tech, 1966.
   ["DIALOG: A Conversational Programming System with a Graphical
   Orientation", S.H. Cameron et al, CACM 10:349-357 (1967).
   Sammet 1969, p.255-258].