Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

achroite

noun
ach·ro·ite | \ˈa-krə-¦wīt\
plural -s

Definition of achroite 

1 : a colorless variety of tourmaline

2 : a gem cut from achroite

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 achroite

1849, in the meaning defined at sense 1

History and Etymology for achroite

German achroit, from achro- + -it -ite

Keep scrolling for more

Learn More about achroite

Dictionary Entries near achroite

achro-

Achrochordidae

achrodextrin

achroite

achromat

Achromatiaceae

achromatic

Statistics for achroite

Look-up Popularity

Time Traveler for achroite

The first known use of achroite was in 1849

See more words from the same year

Comments on achroite

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

Show Comments  Hide Comments 

WORD OF THE DAY

nary

not any or not one

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
True or False

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

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

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