The story
Thought to derive from halcyon.
Etymology from Wiktionary, CC BY-SA 4.0.
alcian blue
Today it means: Any of a family of basic copper-containing phthalocyanine dyes that are used to stain mucopolysaccharides. Full definition →
Today it means: Any of a family of basic copper-containing phthalocyanine dyes that are used to stain mucopolysaccharides. Full definition →
Thought to derive from halcyon.
Etymology from Wiktionary, CC BY-SA 4.0.