Definition of file–tail shark
: a small dark brown shark (Parmaturus xaniurus) of the coast or southern and Lower California having a broad crowded band of enlarged scales on the upper edge of the tail
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 file–tail shark
Seen and Heard
What made you want to look up file–tail shark? Please tell us where you read or heard it (including the quote, if possible).