Definition of micrometer noun from the Oxford Advanced Learner's Dictionary

     

    micrometer

     noun
    noun
    BrE BrE//ˈmaɪˈkrɒmɪtə(r)//
     
    ; NAmE NAmE//ˈmaɪkrɑːmɪtər//
     
     
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  1. 1 (especially US English) = micrometre
  2. 2a device used for measuring very small distances or spaces, using a screw with a very fine thread
See the Oxford Advanced American Dictionary entry: micrometer

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