psittacosaurus

== English == === Etymology === Coined in 1923 by Henry Fairfield Osborn from Ancient Greek ψιττακός (psittakós, “parrot”) + Ancient Greek σαύρα (saúra, “lizard”), due to its parrot-like beak === Pronunciation === IPA(key): /ˌsɪtəkəˈsɔːɹəs/ === Noun === psittacosaurus (plural psittacosauruses) Any of several dinosaurs, of the genus Psittacosaurus, that lacked horns