- emerald - a green transparent form of beryl; highly valued as a gemstone
--1 is a kind of transparent gem; beryl
- emerald - a transparent piece of emerald that has been cut and polished and is valued as a precious gem
--2 is a kind of jewel, gem, precious stone
- emerald - the green color of an emerald
--3 is a kind of green, greenness, viridity
- emerald - a transparent piece of emerald that has been cut and polished and is valued as a precious gem