Definition of high-level adjective from the Oxford Advanced American Dictionary

     

    high-level

     adjective
    adjective
     
    [usually before noun]
     
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  1. 1involving senior people high-level talks/negotiations high-level staff high-level corruption
  2. 2in a high position or place a high-level walk in the hills
  3. 3advanced a high-level course
  4. 4(computing) (of a computer language) similar to an existing language such as English, making it fairly simple to use opposite low-level
See the Oxford Advanced Learner's Dictionary entry: high-level