Italian pear scale

noun

: a reddish to purple hard scale (Epidiaspis piricola) that is sometimes destructive to various fruit and nut trees in California

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