Merriam-Webster Logo
SINCE 1828
dictionary
thesaurus
view recents

hercynite

noun
Save Word
her·​cy·​nite | \ ˈhərsᵊnˌīt \
plural -s

Definition of hercynite

: a black mineral FeAl2O4 consisting of an oxide of iron and aluminum and constituting a member of the spinel series

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 hercynite

German hercynit, from Latin Hercynia (silva), its locality + German -it -ite

Keep scrolling for more

Learn More About hercynite

Statistics for hercynite

Cite this Entry

“Hercynite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hercynite. Accessed 18 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

calumny

Listen to the pronunciation of calumny

See Definitions and Examples »

Test Your Vocabulary

Return of Name that Color!

  • a light greenish blue color
  • Name that color:
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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

Words at Play
Ask the Editors
Word Games