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arolium

noun
aro·​li·​um | \əˈrōlēəm\
plural arolia\ -​ēə \

Definition of arolium 

: a padlike lobe projecting between the tarsal claws of many insects

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First Known Use of arolium

1854, in the meaning defined above

History and Etymology for arolium

New Latin, from Medieval Latin, roll of cloth

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The first known use of arolium was in 1854

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