Aetosaurus

noun

Aeto·​sau·​rus

ā-¦e-tə-¦sȯr-əs,

ā-¦ē-

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

Word History

Etymology

borrowed from New Latin, borrowed from Greek āetós "eagle" + New Latin -o- -o- + -saurus -saurus; from the birdlike form of the skull

First Known Use

1880, in the meaning defined above

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