poly·​go·​nia | \ ˌpälēˈgōnēə, -lə̇ˈg-\

Definition of polygonia

1 capitalized : a genus of anglewing butterflies including many American insects (as the comma butterfly) and having wings that are mostly tawny brown or orange above with dark spots and border and mottled on the underside with grays and browns imitative of bark or dead leaves
2 plural -s : a butterfly of the genus Polygonia

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History and Etymology for polygonia

New Latin, from poly- + Greek gōnia angle

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