Definition: The word 'ophthalmology' in English means "ophthalmology," which refers to the study of the eye and its diseases. It includes ophthalmic surgery, medical conditions affecting the eyes, and a variety of treatments for vision problems. The definition of ophthalmology can vary depending on the specific field or discipline within which it falls. Some common definitions include: - Ophthalmological diagnosis - Treatment of ophthalmic disorders - Eye diseases - Retinal diseases - Ocular disorders - Optical care - Optometric practices Some terms related to ophthalmology include ophthalmologists, ophthalmic surgeons, and oculists. Ophthalmology also encompasses the study of the eye's functions and how they can affect vision. For example, it studies the structure, function, and operation of the lens, cornea, retina, and vitreδ½γ