Emily Dickinson Lexicon

emerald (-s), n. [OFr < L.]

1. Green beryl; precious stone; hexagonal prism; translucent crystal gemstone; [fig.] lawn; yard; glade; meadow.
2. Greenery; leaves; verdure; dark green forest color; [fig.] green flash phenomenon.
3. Flora; foliage; vegetation; plant life;
4. Iridescence; prismatic green color.