1 (Physiol) an abnormally high degree of irritability or sensitivity in any part of the body
a a personality disorder resulting from mercury poisoning
b an abnormal tendency to become aroused quickly, esp. sexually, as the result of a verbal or psychic stimulus
(C18: from French éréthisme, from Greek erethismos irritation, from erethizein to excite, irritate)
erethismic, erethistic, erethitic adj
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