Heimdallr sensitivity

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Any extremely low absolute threshold, especially for hearing; another name for hyperacusis, hyperaesthesia, hyperalgesia, thermalgesia, and other forms of sensory hypersensitivity. Also spelt Heimdal sensitivity or Heimdall sensitivity. [Named after Heimdallr in Norse mythology, the god of light and the dawn, guardian of the rainbow bridge Bifrost between heaven and Earth, who could hear the wool growing on a sheep's back]

Subjects: Psychology.

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