Diplophobia is the fear of double vision, but there are several other terms that can be used to describe this condition. One of the most common synonyms is "diplopia," which is the medical term for double vision. Other synonyms include "binocular vision disorder," "strabismus," "convergence insufficiency," and "ocular misalignment." Each of these terms describes a different aspect of diplophobia, and may be used by doctors or therapists to describe a patient's condition. Whether someone has diplopia due to an underlying medical condition or simply experiences it occasionally, understanding the different synonyms for this condition can help open up avenues for treatment and support.