Pentatomidae

plural noun

Pen·​ta·​tom·​i·​dae

: a large and widely distributed family of terrestrial bugs (order Hemiptera) usually flattened and angular in form and often brilliantly colored that live mainly on the juices of plants and fruits though some are important predators of caterpillars and other insect pests compare harlequin bug

Word History

Etymology

New Latin, from Pentatoma, type genus (from penta- + -toma) + -idae

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