n. The nucleoside consisting of a combination of deoxyribose and thymine
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a nucleoside component of DNA; composed of thymine and deoxyribose
Word Usage
"Inactive in pill form, Xeloda is enzymatically activated within the body; when it comes into contact with a naturally occurring protein called thymidine phosphorylase, or TP, Xeloda is transformed into 5-FU, a cytotoxic"