polychromism
(pɒlɪˈkrəʊmɪz(ə)m)
[f. as polychromic a.: see -ism.]
= polychromatism.
| 1903 Amer. Naturalist XXXVII. 295 (heading) Albinism, partial albinism and polychromism in hag-fishes. 1933 Thorpe & Linstead Synthetic Dyestuffs (ed. 7) viii. 72 Polychromism..is the name assigned to the phenomenon of colour variation in salts. |