Definition of Neocomian
: of or relating to a division of the European Cretaceous
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 neocomian
French néocomien, from Neocomium (latinized form of Neuchâtel, canton in western Switzerland) + French -en -an (from Latin -anus)
Seen and Heard
What made you want to look up Neocomian? Please tell us where you read or heard it (including the quote, if possible).