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

Word History


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

Time Traveler
The first known use of Aetosaurus was in 1880

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Dictionary Entries Near Aetosaurus

Cite this Entry

“Aetosaurus.” Dictionary, Merriam-Webster, Accessed 20 Jun. 2024.

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