Occipitalis is a term used to refer to various anatomical structures situated at the back of the head. Synonyms for this term include: posterior cranial fossa, occipital bone, occipitas, back of the head, and occipital region. These synonyms come in handy when trying to describe different aspects of the occipitalis region, from the bony structure to the skin and underlying muscles. The occipitalis muscle itself is often referred to as the occipital belly of the epicranius, reflecting its specific anatomical location within the larger muscle group. Familiarity with these synonyms can help healthcare professionals and students better communicate when discussing head anatomy and related clinical issues.