A room or place in a monastery or (in later use) a convent, in which residents may converse with people from outside the community or amongst themselves. Compare "parlour", locutorium .
Late 15th century; earliest use found in Ordinance Syon Library. From post-classical Latin locutorium apartment in a monastery set apart for conversation from classical Latin locūt-, past participial stem of loquī to speak + -ōrium.
Of or relating to speech or speaking.
Mid 18th century; earliest use found in John Atkins (bap. 1685, d. 1757), naval surgeon. From post-classical Latin locutorius interlocutory from classical Latin locūt-, past participial stem of loquī to speak + -ōrius.