The trochlear spine is a term commonly used in anatomy to refer to a bony prominence located in the eye socket. Although there are no direct synonyms for this precise term, it can be described as an osseous structure within the orbit. Some alternative terms used to describe similar anatomical features include orbital bone protrusion or ocular prominence. These synonyms convey the idea of a bony prominence within the eye socket, which serves as an attachment point for muscles controlling eye movement. While the trochlear spine has a distinct anatomical context, these alternative terms can be helpful in conveying its general concept to a wider audience.