cinnabar

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cinnabar

The artist used cinnabar pigment to paint the flower.

Definition

  1. Noun:

    • A heavy reddish mineral: A naturally occurring mineral consisting of mercuric sulfide (HgS), which is the primary ore of the element mercury. It is known for its distinctive bright red to reddish-orange color.
    • A large European moth: A species of moth (Tyria jacobaeae) with striking red and black markings on its wings. Its caterpillars feed on ragwort leaves, and it has been introduced in some regions as a biological control agent for this plant.

  2. Adjective:

    • Of a vivid red to reddish-orange color: Describing a color that resembles the characteristic hue of the mineral cinnabar.
Examples of Usage
  • Noun (Mineral):
    • The ancient Romans used cinnabar as a pigment for their famous red paint.
    • Mercury is extracted by heating the mineral cinnabar.
  • Noun (Moth):
    • The cinnabar moth is easily spotted in the meadow due to its bright colors.
    • Introducing the cinnabar helped reduce the ragwort population in the field.
  • Adjective:
    • She painted the door a stunning cinnabar red.
    • The artist's palette included a vibrant cinnabar hue.
Advanced Usage
  • Scientific/Geological Context: The term is precisely used to refer to the specific mineral mercuric sulfide (HgS), often in discussions of mining, geology, or historical pigments.
    • The geologist identified the vein as primarily composed of cinnabar.
  • Biological/Ecological Context: Used specifically for the insect species , particularly in entomology or integrated pest management.
    • The effectiveness of the cinnabar as a biocontrol agent is being studied.
Variants and Related Words
  • Cinnabarine (adj): Having the color or qualities of cinnabar; bright red.
    • The vase had a cinnabarine glaze.
Synonyms
  • For the color (Adjective): Vermilion, scarlet, crimson.
  • For the mineral (Noun): Vermilion (when referring to the pigment derived from it), mercuric sulfide.
  • For the moth (Noun): (scientific name).
Related Phrases/Idioms

(Note: There are no common idioms or phrasal verbs directly formed from the word "cinnabar." It is primarily a technical/scientific term.)

cinnabar

The artist used cinnabar pigment to paint the flower.

Adjective
  1. of a vivid red to reddish-orange color
Noun
  1. large red-and-black European moth; larvae feed on leaves of ragwort; introduced into United States to control ragwort
  2. a heavy reddish mineral consisting of mercuric sulfide; the chief source of mercury

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