The common emerald dove (Emerald Dove, Chalcophaps indica, Cu luồng), also called Asian emerald dove and grey-capped emerald dove, is a widespread resident breeding pigeon native to the tropical and subtropical parts of the Indian Subcontinent and Southeast Asia.

Columba, Columbidae: Latin columba (“dove, pigeon”). Ancient Greek κόλυμβος (kólumbos, “a diver”), from κολυμβάω (kolumbáō, “dive, plunge headlong, swim”).
Chalcophaps the Ancient Greek language: khalkos meaning "bronze" and phaps meaning "pigeon".