-
Trending Now:
More Trending:
- transgender beleaguer scaramouch non sequitur admiral's mast
- ALL
pectolite
noun
pec·to·lite
\ˈpektəˌlīt\
Definition of pectolite
-s
: a whitish or grayish monoclinic mineral NaCa2Si3O8(OH) consisting of a basic sodium calcium silicate occurring in crystal aggregates or fibrous masses (hardness 5, specific gravity 2.68–2.78)
Read the Latest from M-W
There's more!
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 pectolite
German pektolith, from Greek pēktos compacted (from pēgnynai to fix, fasten) + German -lith -lite
Seen and Heard
What made you want to look up pectolite? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!