Definition of depth
                                                                                                    
                                                                            (noun) 
                                                                                                                                                         the 
extent downward or 
backward or inward; "the depth of the water"; "depth of a shelf"; "depth of a closet"
                                                                        
 
                                                                    
                                                                    
                                                                                                                 (usually plural) a low 
moral state; "he had 
sunk to the 
depths of addiction"
                                                                        
 
                                                                    
                                                                    
                                                                                                                 the 
attribute or 
quality of 
being deep, strong, or intense; "the depth of his breathing"; "the depth of his sighs"; "the depth of his emotion"