mithridate mustard

from WordNet (r) 3.0 (2006)
mithridate mustard
    n 1: foetid Eurasian weed having round flat pods; naturalized
         throughout North America [syn: {field pennycress}, {French
         weed}, {fanweed}, {penny grass}, {stinkweed}, {mithridate
         mustard}, {Thlaspi arvense}]
    

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