The cuneonavicular joint is a small but vital component of the foot. It is responsible for maintaining the arch and stability of the foot, as well as allowing for movement between the bones of the foot. There are several synonyms for the cuneonavicular joint, including the medial tarsometatarsal joint, the first tarsometatarsal joint, and the talonavicular articulation. While each of these terms refers to the same joint, they are often used in different medical contexts or by different medical professionals. Understanding these synonyms is essential for effective communication between healthcare providers and patients, particularly when discussing conditions that affect the foot.