English

Definition of longitudinally adverb from the Oxford Advanced Learner's Dictionary

     

    longitudinally

     adverb
    adverb
    BrE BrE//ˌlɒŋɡɪˈtjuːdɪnəli//
     
    , BrE//ˌlɒndʒɪˈtjuːdɪnəli//
     
    ; NAmE NAmE//ˌlɑːndʒəˈtuːdnəli//
     
    , NAmE//ˌlɔːndʒəˈtuːdnəli//
     
    (specialist)
     
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  1. 1from top to bottom; along the length of something rather than across the width Each specimen was split longitudinally into two halves.
  2. 2in a way that follows the development of something over a period of time Six patients were studied longitudinally.
  3. 3in a way that is connected with longitude Greenwich was selected to be the most important place on earth (longitudinally speaking).