impenetrable
Explore definitions, synonyms, and language insights of impenetrable
Definitions
                    Adjective
                    
                not admitting of penetration or passage into or through; "an impenetrable fortress"; "impenetrable rain forests"
                
                    Adjective Satellite
                    
                permitting little if any light to pass through because of denseness of matter; "dense smoke"; "heavy fog"; "impenetrable gloom"
                
                    Adjective Satellite
                    
            impossible to understand; "impenetrable jargon"