Eurytomidae

plural noun

Eu·​ry·​tom·​i·​dae

ˌyu̇rəˈtäməˌdē

: a family of black or black and yellowish chalcid flies which have the abdomen rounded and compressed and some of which are parasitic on other insects while others are plant feeders and important pests especially of grains see jointworm

Word History

Etymology

New Latin, from Eurytoma, type genus (from eury- + -toma) + -idae

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!