Origin: ME sumac < MFr < Ar summāq
See sumac in American Heritage Dictionary 4
Origin: Middle English, preparation made from sumac
Origin: , from Old French (possibly via Medieval Latin sumach)
Origin: , from Arabic summāq, sumac tree
Origin: , from Aramaic, dark red
Origin: , from səmaq, to be red; see smq in Semitic roots.
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