intransitive verb. 
                    To duplicate, copy, reproduce, or repeat.
                  
                
                  
                    intransitive verb. 
                    To reproduce or make an exact copy or copies of (genetic material, a cell, or an organism).
                  
                
                  
                    intransitive verb. 
                    To repeat (a scientific experiment) to confirm findings or ensure accuracy.
                  
                
                  
                    intransitive verb. 
                    To become replicated; undergo replication.
                  
                
                  
                    noun. 
                    A repetition of an experiment or procedure.
                  
                
                  
                    adjective. 
                    Duplicated, copied, reproduced, or repeated.
                  
                
                  
                    adjective. 
                    Folded over or bent back upon itself.