Oculists are medical practitioners who specialize in treating eye-related illnesses and conditions. However, there are different terms or synonyms used to refer to oculists. Ophthalmologists, optometrists, and opticians are some common synonyms for oculists. Ophthalmologists are physicians who specialize in treating eye problems and performing surgery while optometrists are eye care professionals who diagnose visual problems and prescribe corrective lenses or eye exercises. On the other hand, opticians are specialists who fit and dispense eyewear according to prescriptions from ophthalmologists or optometrists. Regardless of the synonym used, it is important to consult a professional in case of any eye-related concerns or conditions.