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follis

noun
fol·​lis | \ ˈfälə̇s, ˈfȯl-\
plural folles\ -​äˌlēz , -​ȯˌlās \

Definition of follis

1 : a Roman bronze coin of the late Empire having a silver coating and a very small value
2 : a large bronze coin current in the Byzantine Empire under Anastasius (a.d. 491-518) that was marked with a large M

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History and Etymology for follis

Late Latin, from Latin follis bag

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