bay·​ley·​ite | \ ˈbā-lē-ˌīt \
plural -s

Definition of bayleyite

: a mineral Mg2(UO2)(CO3)3.18H2O consisting of a rare hydrous magnesium uranyl carbonate of yellow color found in Arizona

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!

History and Etymology for bayleyite

William S. Bayley †1943 American geologist + English -ite

Keep scrolling for more

Learn More About bayleyite

Dictionary Entries Near bayleyite

bay-leaf willow


bay lynx

See More Nearby Entries 

Statistics for bayleyite

Cite this Entry

“Bayleyite.” Dictionary, Merriam-Webster, Accessed 23 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon
Seen & Heard
People are talking about


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

Love words? Need even more definitions?

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