plural noun
Pris·​ti·​dae | \ ˈpristəˌdē\

Definition of Pristidae

: a small family of cartilaginous fishes closely related to the skates and rays but having the body elongated rather than flattened and distinguished by a snout elongated into a flat blade with teeth along each side and comprising the economically important sawfishes of warm seas and estuaries some of which are reputed to exceed 20 feet in length

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History and Etymology for Pristidae

New Latin, from Pristis, type genus + -idae

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