: a mineral Ca3Al2(SiO4)3−x(OH)4x, consisting of silicate of calcium and aluminum in which silicon is partly replaced by hydrogen with x near ¹/₂ : one of the hydrogarnets intermediate between grossularite (x =0) and hibschite (x =1)

Word History


hydr- + grossularite

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!

Dictionary Entries Near hydrogrossularite

Cite this Entry

“Hydrogrossularite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogrossularite. Accessed 16 Jun. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!