n.
Pronunciation: ' th ī - ˌ m ē n
Function: noun
Etymology: International Scientific Vocabulary, from New Latin thymus
Date: 1894
: a pyrimidine base C 5 H 6 N 2 O 2 that is one of the four bases coding genetic information in the polynucleotide chain of DNA ― compare ADENINE , CYTOSINE , GUANINE , URACIL