Definition of mirabilite
: a mineral Na2SO4.10H2O consisting of hydrous sodium sulfate occurring as a deposit from saline lakes, playas, and springs and as an efflorescence
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 mirabilite
German mirabilit, from New Latin mirabile (in sal mirabile Glauber's salt, literally, wonderful salt) (from Latin, neuter of mirabilis wonderful) + German -it -ite
Seen and Heard
What made you want to look up mirabilite? Please tell us where you read or heard it (including the quote, if possible).