Merriam-Webster Logo
SINCE 1828
dictionary
thesaurus
view recents

americanite

noun, sometimes capitalized
Save Word
amer·​i·​can·​ite
plural -s

Definition of americanite

: a glassy meteoritic mineral found in a large area of western South America

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!

First Known Use of americanite

1946, in the meaning defined above

History and Etymology for americanite

American entry 2 + -ite

Keep scrolling for more

Learn More about americanite

Time Traveler for americanite

Time Traveler

The first known use of americanite was in 1946

See more words from the same year

Statistics for americanite

Cite this Entry

“Americanite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/americanite. Accessed 18 Apr. 2021.

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

Comments on americanite

What made you want to look up americanite? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

forfend

Listen to the pronunciation of forfend

See Definitions and Examples »

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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