1. a formal conversation or dialogue, especially a serious discussion
Usage: formal
2. a literary work written in the form of a conversation
Usage: literary

Examples

• The senators engaged in a lengthy colloquy about the proposed legislation.
• The judge interrupted the attorneys’ colloquy to clarify a legal point.
• Their colloquy on philosophy lasted well into the evening.
• The ancient text was written as a colloquy between teacher and student.
• The diplomatic colloquy resulted in a breakthrough agreement.
• Plato’s Republic is structured as a colloquy among several speakers.