Merriam-Webster Logo
SINCE 1828
dictionary
thesaurus
view recents

malacolite

noun
Save Word
mal·​a·​co·​lite | \ ˈmaləkəˌlīt \
plural -s

Definition of malacolite

: diopside especially : a pale translucent diopside

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 malacolite

French malacolithe, from malac- + -lithe -lite

Keep scrolling for more

Learn More about malacolite

Statistics for malacolite

Cite this Entry

“Malacolite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malacolite. Accessed 17 Jan. 2021.

Comments on malacolite

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

Show Comments  Hide Comments 

WORD OF THE DAY

modicum

Listen to the pronunciation of modicum

See Definitions and Examples »

Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

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

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