pi·o·neer
                    
                                                                                                              
                                                                                                                                  ˌpī-ə-ˈnir  
                                                      
                                                          
            1
                    
                                          
              
          
                                                      : a member of a military unit usually of construction engineers                                      
                
                    
2
                    
        a
    
          
                                          
              
          
                                                      : a person or group that originates or helps open up a new line of thought or activity or a new method or technical development                                      
                
                    
        b
    
          
                                          
              
          
                                                      : one of the first to settle in a territory                                      
                
                    
3
                    
                                          
              
          
                                                      : a plant or animal capable of establishing itself in a bare, barren, or open area and initiating an ecological cycle                                      
                
                    
            
              pioneered; pioneering; pioneers            
        
    
                                
              
          
                                                      : to act as a pioneer                                      
              
                             
pioneered in the development of airplanes
                         
                
                    1
                    
                                          
              
          
                                                      : to open or prepare for others to follow                                      
                
                                
            also                
          
                                                      : settle                                      
            
            2
                    
                                          
              
          
                                                      : to originate or take part in the development of                                      
                
                    
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  Merriam-Webster unabridged




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