Definition of canal noun from the Oxford Advanced American Dictionary

     

    canal

     noun
    noun
    NAmE//kəˈnæl//
     
     
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  1. 1a long straight passage dug in the ground and filled with water for boats and ships to travel along; a smaller passage used for carrying water to fields, crops, etc. the Panama/Suez Canal an irrigation canal
  2. 2a tube inside the body through which liquid, food, or air can pass see also alimentary canal
See the Oxford Advanced Learner's Dictionary entry: canal