1. a small nocturnal monkey of Central and South America with large eyes and a long tail
Usage: zoology

Examples

• The douroucouli is the only nocturnal monkey in the Americas.
• Researchers studied the douroucouli’s sleep patterns in the rainforest.
• The douroucouli’s large eyes help it see in the dark.
• Zoo visitors rarely see the douroucouli active during daytime hours.
• The douroucouli feeds primarily on fruits and insects at night.