ˈkɹoʊmə ˈkɹəʊmə ɪmpɹɛɡˈneɪʃən ɪnˈtɛnsɪti the act of soaking thoroughly with a liquid chromatic purity: freedom from dilution with white and hence vivid in hue the process of totally saturating something with a substance the impregnation of wood with preservative the saturation of cotton with ether a condition in which a quantity no longer responds to some external influence