Bucephalidae

plural noun

Bu·​ce·​phal·​i·​dae

ˌbyüsəˈfaləˌdē

: a family of atypical digenetic trematodes that parasitize the intestines of various fishes and that have the mouth in the middle of the ventral surface, a saccular intestine, a single anterior sucker, and a posterior genital pore

Word History

Etymology

New Latin, from Bucephalus, type genus + -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!