sneezewort

noun

1

obsolete : white hellebore

2

: a strong-scented Eurasian perennial herb (Achillea ptarmica) resembling yarrow but having simple leaves and large flower heads

3

: sneezeweed sense 1

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