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metacinnabar

American  
[met-uh-sin-uh-bahr] / ˌmɛt əˈsɪn əˌbɑr /

noun

Mineralogy.

  1. a polymorph of cinnabar, black mercuric sulfide, HgS.

Etymology

Origin of metacinnabar

meta- + cinnabar

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Minor sources include the black or gray sulphide, metacinnabar, the native metal, and the white mercurous chloride, calomel.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.