pachytene

noun

pachy·​tene ˈpa-ki-ˌtēn 

: 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

Word History

Etymology

International Scientific Vocabulary pachy- (from Greek pachys) + -tene

First Known Use

1912, in the meaning defined above

Medical Definition

pachytene

noun

pachy·​tene ˈpak-i-ˌtēn 

: the stage of meiotic prophase which immediately follows the zygotene and in which the paired chromosomes are thickened and visibly divided into chromatids

pachytene adjective