Heterakidae
plural noun
Het·er·aki·dae
Definition of Heterakidae
: a somewhat variably limited family comprising nematode worms with three lips, a small buccal capsule, and usually a posterior esophageal bulb and sometimes being included in the family Ascaridae — see heterakis
From the M-W Editors
There's more!
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!
Origin and Etymology of heterakidae
New Latin, from Heterakis, type genus + -idae
Seen and Heard
What made you want to look up Heterakidae? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!