Definition of siderotil
: a mineral FeSO4.5H2O consisting of hydrous ferrous sulfate
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 siderotil
German siderotyl, from sider- + -tyl (irregular from Greek tilos anything plucked, fiber, from tillein to pluck)
Seen and Heard
What made you want to look up siderotil? Please tell us where you read or heard it (including the quote, if possible).