Otolaryngology is the branch of meicine that specializes in the diagnosis and treatment of ear, nose, throat, and head & neck disorders. The full name of the specialty is otolaryngology-head and neck surgery. Practitioners are called otolaryngologists-head and neck surgeons, or sometimes otorhinolaryngologists (ORL). A commonly used term for this specialty is ENT (ear, nose and throat). The term comes from the Greek ωτολαρυγγολογία (oto = genitive for ear, laryngo = genitive for larynx/throat, logy = study) and it literally means the study of ear and neck. The full term ωτορρινολαρυγγολογία (otorhinolaryngology), also includes rhino, which is the genitive of nose.