NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,791 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

oropharynx
(OR-oh-FAYR-inx)
The part of the throat at the back of the mouth behind the oral cavity. It includes the back third of the tongue, the soft palate, the side and back walls of the throat, and the tonsils.

EnlargeAnatomy of the pharynx; drawing shows the nasopharynx, oropharynx, and hypopharynx. Also shown are the nasal cavity, oral cavity, esophagus, trachea, and larynx.

Anatomy of the pharynx (throat). The three parts of the pharynx are the nasopharynx, oropharynx, and hypopharynx.