(ˌθɜːməʊˈkrəʊmɪzəm) n (Chemistry) a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is changedˈthermochromynˌthermoˈchromicadj
thermochromism
thermochromism
[‚thər·mə′krō‚miz·əm] (physics) A reversible change in the color of a substance as its temperature is varied.