redcoloring
nounUK /ˌredˈkʌlərɪŋ/
US /ˌredˈkʌlərɪŋ/
The act of making something red.
The redcoloring of the poster made it stand out.
OTHER MEANINGS
2. A red substance used to add color.
She mixed a redcoloring into the icing.
3. The state of being colored red.
The redcoloring of the leaves showed autumn had come.
4. A process of adding red marks or highlights.
The redcoloring on the map showed the new roads.