Definition

1. Noun:
   • A dark greenish-blue color: "prussian blue" refers to a specific, deep shade of blue with a greenish tint.
   • Any of various blue pigments: "prussian blue" also denotes a class of synthetic pigments, historically the first modern synthetic pigment, known for its intense color and chemical composition (iron ferrocyanide).

Usage Examples

• Noun (Color):

  • The artist mixed a rich prussian blue for the night sky.
  • Her dress was a striking shade of prussian blue.

• Noun (Pigment):

  • The original painting used prussian blue, which has remained vibrant for centuries.
  • This pigment tube contains genuine prussian blue.

Advanced Usage

• Chemical and Medical Use: In medicine, a specific compound called "prussian blue" is used as an antidote for certain types of heavy metal poisoning (e.g., thallium, radioactive cesium).
  • The patient was treated with oral doses of prussian blue to eliminate the toxin.

Variants and Related Words

• Ferric ferrocyanide: The chemical name for the traditional prussian blue pigment.
• Milori blue: A common variant name for prussian blue pigment in art supplies.
• Berlin blue: Another historical name for this pigment.

Synonyms

• Dark blue: A general term for deep blue colors.
• Iron blue: An alternative name highlighting the pigment's composition.

Related Phrases

• "Prussian blue stain": A term used in microscopy and biology for a staining technique.
  • The tissue sample was treated with a prussian blue stain to detect iron deposits.

Noun

1. a dark greenish-blue color
2. any of various blue pigments