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Definition of parasitic adjective from the Oxford Advanced American Dictionary

     

    parasitic

     adjective
    adjective
    NAmE//ˌpærəˈsɪt̮ɪk//
     
    (parasitical
    NAmE//ˌpærəˈsɪt̮ɪkl//
     
    )
     
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  1. 1caused by a parasite a parasitic disease/infection
  2. 2living on another animal or plant and getting its food from it a parasitic mite
  3. 3(disapproving) (of a person) always relying on or benefiting from other people and giving nothing back She lives a parasitic existence, constantly borrowing money from her friends.
parasitically
 
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NAmE//ˌpærəˈsɪt̮ɪkli//
 
adverb
See the Oxford Advanced Learner's Dictionary entry: parasitic