INOSINE

noun Etymology: International Scientific Vocabulary inosinic acid (the acid C10H13N4O8P; inosinic, from Greek in-, is sinew + International Scientific Vocabulary 2-ose + 1-in + 1-ic) + 2-ine Date: 1911 a nucleoside C 10 H 12 N 4 O 5 that is composed of hypoxanthine and ribose, that in the form of its monophosphate is a biosynthetic precursor of both AMP and its guanosine analog, and that binds to adenine, cytosine, or uracil especially in some transfer RNAs