crab's-eye

noun

1

: a hard calcareous mass found in the stomach of certain crustaceans (as the European crayfish) that was formerly used in medicine compare gastrolith

2

: jequirity

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now