Dictionary of Cancer Terms Dictionary of Cancer Terms
National Cancer Institute

The search textbox has an autosuggest feature. When you enter three or more characters, a list of up to 10 suggestions will popup under the textbox. Use the arrow keys to move through the suggestions. To select a suggestion, hit the enter key. Using the escape key closes the listbox and puts you back at the textbox. The radio buttons allow you to toggle between having all search items start with or contain the text you entered in the search box. Search for var options = {isIE:true, script:’/TermDictionary.svc/SearchJSON/English?searchTerm=’, minchars:3, className:’autocomplete’, maxresults:25, useNotifier:false, callback:ACOnSubmit, meth:’GET’, setWidth:true, minWidth:333, cache:false, contains:false, boxOutline:true}; AutoComplete.extendTextBox(‘AutoComplete1’,options); Search text box Starts with Contains # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Welcome to the NCI Dictionary of Cancer Terms, a resource with more than 6,000 terms related to cancer and medicine.

Tips on Looking Up a Word or Phrase

In the search box, type the word or phrase you are looking for and click the "Go" button.

Click the radio button in front of the word "Contains" when you want to find all terms in the dictionary that include a word or set of letters. For example, if you type "lung" and select "Contains," the search will find terms such as "small cell lung cancer" as well as "lung cancer."

You can also click on a letter of the alphabet to browse through the dictionary.

The search box has an autosuggest feature. When you type three or more letters, a list of up to 10 suggestions will pop up below the box. Click on a suggestion with your mouse or use the arrow keys on your keyboard to move through the suggestions and then hit the Enter key to choose one.

Using the Escape key or clicking "close" within the autosuggest box closes the box and turns off the feature until you start a new search.

After you find your word or phrase, use the tabs under the search box to toggle between definitions in English and Spanish.