rosasite

noun

ro·​sa·​site
ˈrōzəˌsīt,
-zəˌzīt
plural -s
: a mineral (Cu,Zn)2(OH)2(CO3) consisting of a basic carbonate of copper and zinc that is probably a zincky malachite

Keep scrolling for more

Word History

Etymology

Italian, from Rosas mine, Sulcis, Sardinia, its locality + Italian -ite

First Known Use

1909, in the meaning defined above

Time Traveler
The first known use of rosasite was in 1909

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 rosasite

Cite this Entry

“Rosasite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rosasite. Accessed 5 Oct. 2022.

Keep scrolling for more

Love words? Need even more definitions?

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


The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ