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Aristotle's lantern

noun

Definition of Aristotle's lantern

: 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

History and Etymology for 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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