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Noun: mithridate mustard  'mi-thri,deyt 'mús-tu(r)d
  1. Foetid Eurasian weed having round flat pods; naturalized throughout North America
    - field pennycress, French weed, fanweed, penny grass, stinkweed, Thlaspi arvense

Derived forms: mithridate mustards

Type of: pennycress

Part of: genus Thlaspi, Thlaspi