transcription, транскрипция: [ ˈpa-ki-ˌtēn ]
noun
Etymology: International Scientific Vocabulary pachy- (from Greek pachys ) + -tene
Date: 1912
: the stage of meiotic prophase that immediately follows the zygotene and that is characterized by paired chromosomes thickened and visibly divided into chromatids and by the occurrence of crossing-over
• pachytene adjective