staininggerund / present participle Used attributively to describe something that causes or relates to stains, e.g. “a staining solution”.
salissantQui peut laisser des traces ou des taches. Wear gloves when handling the staining dye as it is highly staining.
Portez des gants lorsque vous manipulez ce colorant salissant, car il tache beaucoup.
de colorationEmploi technique, surtout en laboratoire.