fluoresceine
/flʊˈrɛsiɪn/
noun
- An alternative spelling of fluorescein, a bright green dye that glows under ultraviolet light.
- The old textbook spelled it fluoresceine instead of fluorescein.
- Fluoresceine is less common today, but you may see it in historical scientific papers.
- Some European sources still use the spelling fluoresceine for the same dye.