The term "biotoxic" refers to anything that can cause harm or damage to living organisms. There are several synonyms that can be used instead of biotoxic, including poisonous, toxic, harmful, noxious, deadly, lethal, venomous, and dangerous. These terms are often used interchangeably and can be applied to various substances, such as chemicals, substances, and even some types of radiation. It is important to recognize the potential dangers associated with these types of substances and to take necessary precautions to ensure the safety of oneself and others. Knowing the synonyms of biotoxic can help to better understand and communicate the risks associated with certain substances.