-the·ri·um
\ˈthirēəm, ˈthēr-\  noun combining form 
Etymology: New Latin, from Greek thērion — more at treacle 
 : beast : animal  — in generic names of extinct mammalian forms
< Megatherium >
< Titanotherium >
< Megatherium >
< Titanotherium >
| 词汇 | -therium | 
| 词根词缀 | Webster -the·ri·um < Megatherium > < Titanotherium > | 
| 随便看 | 
英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。