noun Aeto·sau·rus \ā-¦e-tə-¦sȯr-əs, ā-¦ē-\

Definition of Aetosaurus

  1. :  a genus of small, extinct aetosaurs that lived during the late Triassic period

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Origin and Etymology of aetosaurus

borrowed from New Latin, borrowed from Greek āetós “eagle” + New Latin -o- -o- + -saurus -saurus; from the birdlike form of the skull — more at aetites

First Known Use: 1880

Seen and Heard

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a trip made at another's expense

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