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zygotene

American  
[zahy-guh-teen, zig-uh-] / ˈzaɪ gəˌtin, ˈzɪg ə- /

noun

Cell Biology.

  1. the second stage of prophase in meiosis, during which strands of homologous chromosomes line up and become pairs.

zygotene British  
/ ˈzaɪɡəˌtiːn, ˈzɪɡ- /

noun

  1. the second stage of the prophase of meiosis, during which homologous chromosomes become associated in pairs (bivalents)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of zygotene

1925–30; < French zygotène; zygo-, -tene

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.