A harmful response of the immune system to substances that damage cells.

कोशिका-नाशक प्रतिक्रिया

English Usage: The cytotoxic reaction to the chemotherapy drugs led to severe side effects.

Hindi Usage: कीमोथेरेपी दवाओं के प्रति कोशिका-नाशक प्रतिक्रिया के कारण गंभीर साइड इफेक्ट्स हुए।