Keywords: light, illuminate, turn on (start)
Sign Definition
As a Noun
                                            1.  Something that produces light, particularly an electric bulb. English = light.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To shine light on to something. English = illuminate.
                                          
                                          
                                        
                                            2.  To turn on or switch on an electric light.
                                          
                                          
                                         
                  
                      