upper airway🔊noun1Anatomy, Medicine, Sciences The part of respiratory tract consisting of nose, oral cavity, pharynx.2Anatomy, Medicine, Sciences The part of respiratory tract consisting of nose, oral cavity, pharynx and epiglottis.3Anatomy, Medicine, Sciences The part of respiratory tract consisting of nose, oral cavity, pharynx and larynx.Antonymslower airwayDerived termsupper airway cough syndromeRelated termsupper respiratory tract