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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A ring (piece of jewellery) containing a thermochromic element that changes colour in response to the body temperature (and supposedly the emotional state) of its wearer.


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  • Mood ring.

    September 27, 2009

  • A mood ring is a ring which contains a thermochromic element, such as liquid crystal. The ring changes color in response to the body temperature of its wearer. The color is said, by some proponents, to indicate the emotional state of the wearer.

    January 27, 2008