1. plural of demimonde; groups of people considered to be on the fringes of respectable society
Usage: formal; literary

Examples

• The novel explored the demimondes of various European cities.
• Artists often moved between respectable society and the demimondes of their time.
• The historian studied the demimondes that existed in major port cities.
• These demimondes operated according to their own social rules.
• The book examined how different demimondes influenced cultural movements.