Definition of seminal adjective from the Oxford Advanced Learner's Dictionary

     

    seminal

     adjective
    adjective
    BrE BrE//ˈsemɪnl//
     
    ; NAmE NAmE//ˈsemɪnl//
     
     
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  1. 1(formal) very important and having a strong influence on later developments a seminal work/article/study His book on social policy proved to be seminal.
  2. 2[usually before noun] (specialist) of or containing semen seminal fluid
  3. Word Origin late Middle English (in sense (2)): from Old French seminal or Latin seminalis, from semen ‘seed’. Sense (1) dates from the mid 17th cent.
See the Oxford Advanced American Dictionary entry: seminal