retrogressive sysgem इन हिंदी

retrogressive: पश्च- पश्चगामी

retrogressive approach analysis	retrogressive degeneration	retrogressive metamorphism
retrogressive morphogenesis	retrogressive population	retrogrressive
retrogrressive metamorphosis	retrolental	retrolental fibroplasia

अंग्रेज़ी→नहीं। नहीं।→अंग्रेज़ी