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aculeiform

adjective
acu·​le·​i·​form | \ ə-ˈkyü-lē-ə-ˌfȯrm, ¦a-kyə-¦lē-\

Definition of aculeiform

: like a prickle in shape specifically : resembling an aculeus

First Known Use of aculeiform

1809, in the meaning defined above

History and Etymology for aculeiform

International Scientific Vocabulary acule- (from Latin aculeus prickle, sting) + -iform

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