emerald

noun

1. (countable, uncountable)Any of various green gemstones, especially a green transparent form of beryl, highly valued as a precious stone.

   “Although there are dozens of different types of gems, among the best known and most important are diamond, ruby and sapphire, emerald and other gem forms of the mineral beryl, chrysoberyl, tanzanite, tsavorite, topaz and jade.”

2. (countable, uncountable)Emerald green, a colour.
3. (countable, uncountable)Vert, when blazoning by precious stones.

   “16. As the first. Crest, on a Mount Emerald, a Falcon rising Topaz.”

   “Crest. On a Wreath, a demi Dragon, Emerald, armed and langued, Roby [...] Supporters. Two Dragons reguardant, Emerald, [...]”

   “Some of the lagoons, said to have subterranean outlets, have no visible ones; the inclosing island, in such cases, being a complete zone of emerald.”

4. (countable, uncountable)Any hummingbird in the genera Chlorostilbon and Elvira; and some in the genus Amazilia
5. (countable, uncountable)Any of various species of dragonfly of the family Corduliidae.
6. (UK, countable, dated, uncountable)A size of type between nonpareil and minion, standardized as 6½-point.

adj

1. Of a rich green colour.

   “The insect-queen of eastern spring, / O'er emerald meadows of Kashmeer / Invites the young pursuer near, / And leads him on from flower to flower / A weary chase and wasted hour.”

verb

1. (poetic, transitive)To ornament with, or as if with, emeralds; to make green.

name

1. A town in Queensland, Australia.
2. A town in the Shire of Cardinia and the Shire of Yarra Ranges, central Victoria, Australia
3. A rural municipality in eastern Saskatchewan, Canada; in full, the Rural Municipality of Emerald No. 277.
4. (rare)A female given name from English.

   “The child, a girl, was albino like April, and had exactly April's deep red eyes. Sol and Libra named her Emerald, a green name and a ground-term rather than a sky-term, as if in open expression of the slow spell worked on them all by Viridis.”

   “Mrs. Emerald Walsh was helping out at the presbytery.”