First Known Use: 1896
Dictionary
signa
verb imperative sig·na \ˈsig-nə\
Definition of SIGNA
: write on label
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Origin of SIGNA
Latin, indicate, mark, imperative of signare
Medical Dictionary
signa
verb imperative sig·na \ˈsig-nə\
Medical Definition of SIGNA
: write on label—used to introduce the signature in writing a prescription; abbreviation S, Sig
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