transmission
    /trænsˈmɪʃən/ 
    
 
    
    noun
    
    plural -sions
    
    [noncount] :the act or process of sending electrical signals to a radio, television, computer, etc.
    
    
    
    
    
    [count] :something (such as a message or broadcast) that is transmitted to a radio, television, etc.
    
    
    
    
    
    [noncount] :the act or process by which something is spread or passed from one person or thing to another
    
    
    
    
    
    the part of a vehicle that uses the power produced by the engine to turn the wheels [count]