The term "fissura orbitalis inferior" refers to a specific anatomical structure located in the human skull. It is also known as the inferior orbital fissure. This narrow opening is found at the base of the eye socket or orbit, linking it to the pterygopalatine fossa. Synonymous terms for "fissura orbitalis inferior" include the inferior orbital fissure and the inferior orbital sulcus. Due to its important location, this fissure serves as a pathway for nerves, blood vessels, and other structures that supply or innervate the eye. Understanding these synonyms helps medical professionals when discussing or researching clinical conditions related to this region.