noun sil·phi·um \ˈsilfēəm\

Definition of silphium

  1. 1 plural silphia \-ēə\ :  an extinct umbelliferous plant of the genus Ferula not definitely identifiable as to species but well known to the ancient Greeks and used by them medicinally

  2. 2 capitalized [New Latin, from Latin] :  a large genus of tall North American perennial herbs (family Compositae) having coarse heads of yellow flowers with fertile rays and broad flat winged achenes — see cup plant

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Origin and Etymology of silphium

Latin, from Greek silphion; of North African origin

Seen and Heard

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a rounded knoll or a ridge of ice

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