Verb investigate has 2 senses
  1. investigate, look into - investigate scientifically; "Let's investigate the syntax of Chinese"
    --1 is one way to analyze, analyse, study, examine, canvass, canvas
    Derived forms: noun investigation2, noun investigator1, noun investigating1
    Sample sentence:
    The customs agents investigate the bags for drugs
  2. investigate, inquire, enquire - conduct an inquiry or investigation of; "The district attorney's office investigated reports of possible irregularities"; "inquire into the disappearance of the rich old lady"
    --2 is one way to probe, examine
    Derived forms: noun investigation1, noun investigation2, noun investigator3, noun investigating1
    Sample sentence:
    They investigate whether there was a traffic accident
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