cottonwood leaf beetle

noun

: an oval yellowish or reddish black-marked beetle (Chrysomela scripta) having a dusky blackish larva that feeds on and defoliates cottonwood

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