sweet flag
noun
Definition of sweet flag
: a perennial marsh herb (Acorus calamus) of the arum family with long narrow sword-shaped leaves and an aromatic rootstock —called also calamus
From the M-W Editors
1765
First Known Use of sweet flag
1765
Medical Dictionary
sweet flag
play
noun
\-ˈflag\
Medical Definition of sweet flag
: a perennial marsh herb (Acorus calamus) of the arum family (Araceae) having long leaves and a pungent rootstock and used especially formerly as a flavoring agent and in folk medicine but now largely abandoned because of demonstrated carcinogenicity and toxicity in laboratory animals—see calamus
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