: 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
Other Words from pachytene
pachyteneadjective
First Known Use of pachytene
1912, in the meaning defined above
History and Etymology for pachytene
International Scientific Vocabulary pachy- (from Greek pachys) + -tene