pachytene
[ pak-i-teen ]
nounCell Biology.
the third stage of prophase in meiosis, during which each chromosome pair separates into sister chromatids with some breakage and crossing over of genes.
Origin of pachytene
1- Also pach·y·ne·ma [pak-uh-nee-muh]. /ˌpæk əˈni mə/.
Words Nearby pachytene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for pachytene
pachytene
/ (ˈpækɪˌtiːn) /
noun
the third stage of the prophase of meiosis during which the chromosomes become shorter and thicker and divide into chromatids
Origin of pachytene
1from Greek pakhus thick + tainia band
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
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