Definition of prosimian
: any of a suborder (Prosimii) of lower primates (such as lemurs and lorises) ◆The suborder Prosimii is now infrequently used in taxonomic classification. Most species, with the exception of the tarsiers, formerly grouped in the suborder Prosimii are now classified in the suborder Strepsirrhini.
Origin and Etymology of prosimian
New Latin Prosimii, from 1pro- + Latin simia ape — more at simian
First Known Use: 1873
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