Emily Dickinson Lexicon

SHARD, n. [Sax. sceard, from scearan, to shear, to separate.]

1. A piece or fragment of an earthern vessel or of any brittle substance. [Obs.] – Shak.
2. The shell of an egg or of a snail. – Gower.
3. A plant, [chard.] – Dryden.
4. A frith or strait; as, a perilous shard. – Spenser.
5. A gap.
6. A fish.