scale caterpillar

noun

: a lepidopterous larva that feeds on scale insects

especially : the larva of a small moth (Laetilia coccidivora) of the family Pyralidae

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