Tiarella

noun

Ti·​a·​rel·​la

ˌtēəˈrelə,

ˌtīə-

: a small genus of North American herbs (family Saxifragaceae) having mostly basal palmately lobed or divided leaves with long petioles and a slender raceme of delicate white flowers with a one-celled ovary and basal placentae see false miterwort

Word History

Etymology

New Latin, from Latin tiara + -ella

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