The patellar ligament is a crucial structure in the lower limb that connects the patella to the tibia. However, it has several synonyms used in various contexts. The most common synonyms for the patellar ligament include patellar tendon, ligamentum patellae, and patellar ligamentum. The patellar tendon is a more straightforward term because it emphasizes the ligament's role in attaching the patella to the tibia bone. The ligamentum patellae and patellar ligamentum are Latin phrases used to refer to the same ligament. While these synonyms have slightly different origins, they are interchangeable in most scientific and medical literature.