-saurus
1 
Latinized variant of -saur:
brontosaurus.
Related Words
- brontosaurus
- ichthyosaurus
- mosasaur
-saurusLatinised variant of -saur.
-saurus
                combining form
     -          forming genus names of reptiles, especially extinct ones表示“爬行属动物”(尤指已灭绝的):
-       stegosaurus. 
词源
modern Latin.
-saurus
element used in forming dinosaur names, from Latinized comb. form of Greek sauros "lizard," of unknown origin; possibly related to saulos "twisting, wavering."
-saurus ⇒ Main Entry: -saur
-sau·rus
\ˈsȯrəs\  noun combining form 
Etymology: New Latin, from Greek saura, sauros — more at sauria 
 : lizard  — in generic names in zoology
< Brontosaurus >
< Icthyosaurus >
< Brontosaurus >
< Icthyosaurus >
-saurus
Suffix
- Denoting something having the qualities of a dinosaur
Etymology
From Ancient Greek σαῦρος (saûros, “lizard, reptile”)
See also
 English words suffixed with -saurus