signum

noun
sig·​num | \ ˈsignəm\
plural signa\ -​nə \

Definition of signum

1 : something that marks or identifies or represents : sign, signature
2 [ Medieval Latin, from Late Latin, ringing of a bell, from Latin, sign ] : a tower bell large enough to serve as a signal

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First Known Use of signum

1643, in the meaning defined at sense 1

History and Etymology for signum

Latin

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The first known use of signum was in 1643

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