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Vinony

pachytene

noun

  1. stage of the prophase I of meiosis
L295952 on Wikidata ↗

Wiktionary

noun

Etymology: From French pachytène, equivalent to pachy- (“thick”) + -tene (“ribbon”). Coined by Hans von De Winiwarter in 1900 and in English by Edmund B. Wilson in 1912.

  1. The third stage of prophase 1 of meiosis, during which the chromosomes shorten and divide into four chromatids.