![](https://webarchive.library.unt.edu/eot2008/20081106075616im_/http://www.nci.nih.gov/images/spacer.gif) |
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(speh-SIH-fik ih-MYOON SEL)
![](https://webarchive.library.unt.edu/eot2008/20081106075616im_/http://www.nci.nih.gov/images/spacer.gif)
| An immune cell such as a T or B lymphocyte that responds to a single, specific antigen. |
Previous Definitions: | soy, soya, soybean, spasm, specialist | Next Definitions: | specificity, SPECT, spectroscopy, speculum, speech pathologist |
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