TRNA Meaning of TRNA in English transcription, транскрипция: [ ˌtē-ˌär-ˌen-ˈā, ˈtē-ˌär-ˌen-ˌā ]nounDate: 1962: transfer RNA Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003