6. Glossary

Chromophore; Chromophore

Set of atoms or group of atoms responsible for the color of a molecular entity and, by extension and more generally, for the origin of a given electronic transition.

Auxochrome; Auxochrome

Radical which, when introduced into a colored body called "chromogen", transforms it into coloring matter.

Bathochrome; Bathochrome

Any effect that shifts the electronic absorption or emission spectrum of a molecular entity towards lower frequencies.

Hypsochrome; Hypsochromic

Any effect that shifts the electronic absorption or emission spectrum of a molecular entity towards higher frequencies.

Substantivity; Substantivité

Property of a dye to fix rapidly on...