NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,790 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.

methoxyamine hydrochloride
(meh-THOK-see-uh-meen HY-droh-KLOR-ide)
A substance being studied in the treatment of cancer. It blocks the ability of a cell to repair damage to its DNA and may kill cancer cells. It may also help some anticancer drugs work better. It is a type of antineoplastic agent.