plural noun

Definition of Typotheria

: a suborder of Notoungulata or sometimes a separate order comprising small South American Tertiary and Pleistocene mammals somewhat similar to the rodents and having clavicles, usually five toes, and simple persistently growing teeth

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History and Etymology for Typotheria

New Latin, from plural of Typotherium, genus of herbivorous mammals, from typ- (probably influenced in meaning by French slang type peculiar individual, from French type type, from Greek typos) + -therium

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not constant or steady

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