noun. 
                    The way in which an organ, bone, muscle etc. becomes inserted into its set place.
                  
                
                  
                    noun. 
                    Planting; securing a plant etc. into the ground.
                  
                
                  
                    noun. 
                    The introduction of a notion, idea or thought into someone's mind.
                  
                
                  
                    noun. 
                    The act of inserting a medical implant.
                  
                
                  
                    noun. 
                    The attachment of the fertilized ovum to the uterus wall.
                  
                
                  
                    noun. 
                    The insertion of ions into the crystal structure of another material through ion bombardment.