Siberian iris

noun

: any of various beardless irises that have lilac, blue, or white rather small flowers borne on stiffly erect stalks and are mostly hybrids between two Old World species (Iris sibirica and I. sanguinea)

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