chromism

English

Etymology

chromo- +‎ -ism

Noun

chromism (countable and uncountable, plural chromisms)

1. chromatism (the state of being colored)
2. Any process that causes the color of a compound to change.
   • 2018, Yoshiki Chujo, New Polymeric Materials Based on Element-Blocks, page 9:

     By adding mechanical stresses to the crystalline sample, regular structures disappeared, followed by luminescent chromism from orange to yellow.

   • 2021, Raffaello Papadakis, Dyes and Pigments, page 100:

     There are different types of chromism such as photochromism (induced by sunlight or UV rays), thermochromism (induced by changes in temperature), solvato chromism (induced by polarity of the solvent), hygrochromism (induced by moisture), ionochromism (induced by ions), halochromism (induced by pH value), acido chromism (induced by acids), chemochromism (induced by specifice chemical agents like dangerous gases, warfare agents, etc.) electrochromism (induced by electricity), piezochromism (induced by pressure), mechanochromism (induced by deformation of substances).

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