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

     

    submersion

     noun
    noun
    BrE BrE//səbˈmɜːʃn//
     
    ; NAmE NAmE//səbˈmɜːrʒn//
     
    [uncountable]
     
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  1. 1submersion (of something) (in something) the act or process of going or being put under the surface of water or liquid; the state of being under water or liquid synonym immersion (1) The lights must be able to withstand submersion in water. Young plants generally die after about five or six days of submersion.
  2. 2submersion (of something) (in something) the act of hiding ideas, feelings, opinions, etc. completely the submersion of individual identity
  3. 3submersion (in something) the state of becoming completely involved in something synonym immersion (2) his submersion in the culture of British opera-going