1. substances that can be converted into colored compounds or dyes
Usage: chemistry; biology

Examples

• The laboratory tested various chromogens to develop new synthetic dyes.
• Chromogens in the plant tissue were activated by the enzyme treatment.
• The researcher studied how chromogens react under different pH conditions.
• Many natural chromogens are found in fruits and vegetables.
• The staining procedure relies on chromogens to produce visible color changes.
• Industrial dye manufacturers often start with simple chromogens as raw materials.