showy milkweed

noun

: a silky-white North American perennial herb (Asclepias speciosa) with opposite oval leaves and profuse umbels of purple-green flowers

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