Informed consent is a critical aspect of ethical and legal decision-making in healthcare. It refers to the process of obtaining a patient's agreement before performing any medical procedure or treatment. However, there are several synonyms for the term "informed consent," which signify the same meaning in different contexts. Some examples include explicit consent, voluntary consent, autonomous consent, and informed choice. Each of these synonyms emphasizes the importance of patient education and decision-making in healthcare settings. Moreover, they highlight the need to ensure that patients have sufficient information to make informed decisions about their medical care and that they have the freedom to accept or reject any treatment option.