Antimutagen refers to a substance that has the ability to prevent or reduce the damaging effects of mutagens. There are various synonyms for this term that are commonly used in scientific and medical literature. Some of these include anticarcinogen, antitumor agent, antineoplastic agent, antimicrobial agent, and antiviral agent. Other synonyms include DNA repair agent, DNA protective agent, radioprotective agent, and mutagenic inhibitor. These terms refer to substances that are used to prevent or treat various types of diseases that are caused by mutations, such as cancer, genetic disorders, and infectious diseases. Regardless of the term used, it is essential to understand the importance of these substances in maintaining good health and preventing diseases.