(ˈ)tiŋk|tōrēəl adjective
Etymology: Latin tinctori us of or relating to dipping (from tinctus, past participle + -orius -ory) + English -al
: of or relating to colors or to dyeing or staining : imparting a color
has the greatest opacity and tinctorial strength of all white pigments — Andries Voet
• tinc·to·ri·al·ly -ēəlē adverb