ophthalmologythe branch of medicine concerned with the study and treatment of eye disordersOphthalmology has benefited greatly from advances in laser surgery techniques.NoteOphthalmology has benefited greatly from advances in laser surgery techniques.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now