peach scab

noun

: a fungal disease of the peach and related plants (as cherry and plum) caused by a scab (Cladosporium carpophilum) producing freckles on the fruit and small brown spots on the leaves and twigs

called also cherry scab, plum scab

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