Definition of Caulobacter
: a genus (the type of the family Caulobacteraceae) of gram-negative aquatic bacteria that are motile by polar flagella when young but later fixed to the substrate by a stalk and that multiply by transverse binary fission
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 caulobacter
New Latin, from caul- + -bacter
Seen and Heard
What made you want to look up Caulobacter? Please tell us where you read or heard it (including the quote, if possible).