superbug

from WordNet (r) 3.0 (2006)
superbug
    n 1: a strain of bacteria that is resistant to all antibiotics
    2: a strain of pest accidentally imported into Florida from the
       Middle East then spread to California where it is a very
       serious pest feeding on almost all vegetable crops and
       poinsettias [syn: {superbug}, {Bemisia tabaci}, {poinsettia
       strain}]
    

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