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n. pl. a·syn·ap·ses (-sēz)
The failure of homologous chromosomes to pair during meiosis.
(Biology) biology failure of pairing of chromosomes at meiosis
a•syn•ap•sis(ˌeɪ sɪˈnæp sɪs)
n., pl. -ses (-sēz).
failure of the pairing of homologous chromosomes during meiosis.