transcription, транскрипция: [ ˈyu̇r-ə-ˌsil, -səl ]
noun
Etymology: International Scientific Vocabulary ur- (I) + ac etic + -il (substance relating to)
Date: 1890
: a pyrimidine base C 4 H 4 N 2 O 2 that is one of the four bases coding genetic information in the polynucleotide chain of RNA — compare adenine , cytosine , guanine , thymine