American English

Definition of systemic adjective from the Oxford Advanced American Dictionary

     

    systemic

     adjective
    adjective
    NAmE//sɪˈstɛmɪk//
     
    (technology)
     
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  1. 1affecting or connected with the whole of something, especially the human body a systemic disease
  2. 2 systemic chemicals or drugs that are used to treat diseases in plants or animals enter the body of the plant or animal and spread to all parts of it systemic weed killers
systemically
 
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NAmE//sɪˈstɛmɪkli//
 
adverb substances that are absorbed systemically
See the Oxford Advanced Learner's Dictionary entry: systemic