Eosin (Noun)
Meaning
A red fluorescent dye resulting from the action of bromine on fluorescein; used in cosmetics and as a biological stain for studying cell structures.
Classification
Nouns denoting substances.
Examples
- The eosin dye is used as a fluorescent marker to stain cell structures and help researchers study them more effectively.
- In cosmetology, eosin is sometimes added to certain products, such as blushes and lip glosses, to give them a more vibrant red hue.
- Eosin, which is produced by reacting bromine with fluorescein, is one of the most commonly used red dyes in staining biological samples.
- Pathologists frequently use eosin, often paired with hematoxylin, to create a contrasting stain that helps to identify and examine cell structures under a microscope.
- A mixture of eosin and other compounds can be applied to samples as a counterstain to enhance visualization in fluorescent microscopy.