Aristotle's lantern

noun

Definition of Aristotle's lantern

  1. :  the protrusible 5-sided masticatory apparatus of a sea urchin, each side being made up of a tooth with its supporting ossicles and the muscles that activate it

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Origin and Etymology of aristotle's lantern

lantern, translation of Greek lamptēr; from a passage in Aristotle where the shape of a sea urchin is said to resemble the frame of a lantern


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