| head and neck cancer | definition: term encompassing a variety of cancers that occur in the head and neck region including upper airway and food passages nose, paranasal sinuses, nasopharynx, mouth, lips, tongue, gums, cheek, tonsils, pharynx, larynx and esophagus. (en) context (x): i_heneca.txt origination date: 12/06/2002term type: main entry term reliability code: 10 part of speech: noun number: singular |