Definition of membranula
: a fine structure like a membranelle formed by the fusion of a few long cilia (as in the posterior ciliary ring of vorticellids)
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.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of membranula
New Latin, from Latin, small membrane, diminutive of membrana membrane — more at membrane
Seen and Heard
What made you want to look up membranula? Please tell us where you read or heard it (including the quote, if possible).