1. A bedroom or sleeping chamber in a Roman house.
Usage: historical; from Latin
2. A small private room or compartment, especially in early Christian catacombs used for burial.
Usage: historical; archaeological

Examples

• The Roman villa contained a luxurious cubiculum decorated with frescoes.
• Archaeologists discovered several cubicula in the catacomb walls.
• The master of the house retreated to his cubiculum after dinner.
• Early Christians used small cubicula as burial chambers in the underground catacombs.
• The cubiculum was typically located away from the main living areas for privacy.