plural noun Ar·chis·tia \ärˈkistēə\

Definition of Archistia

  1. :  an order of primitive Paleozoic ganoid fishes of moderate size superficially resembling modern herrings but having heterocercal tails, the maxilla expanded over the cheek, and a true clavicle in the pectoral girdle

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Origin and Etymology of archistia

New Latin, from archi- + -istia (as in Cladistia)

Seen and Heard

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feeling or affected by lethargy

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