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ampulla of Lorenzini

[ lawr-uhn-zee-nee ]

noun

, Ichthyology.
  1. any of an array of electroreceptors in the head of sharks, skates, and rays capable of detecting weak electrical signals produced by muscular activity in other creatures.


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Word History and Origins

Origin of ampulla of Lorenzini1

After Italian physician Stefano Lorenzini (flourished 1678), who first described them

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