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