Pronucleus
noun, plural pronuclei
[proh-noo-klee-ahy, -nyoo-] /proʊˈnu kliˌaɪ, -ˈnyu-/ (Show IPA). Cell Biology.
1.
either of the gametic nuclei that unite in fertilization to form the nucleus of the zygote.
noun (pl) -clei (-klɪˌaɪ)
1.
the nucleus of a mature ovum or spermatozoan before fertilization
pronucleus pro·nu·cle·us (prō-nōō’klē-əs, -nyōō’-)
n.
One of two nuclei undergoing fusion in karyogamy.
The haploid nucleus of a sperm or egg before fusion of the nuclei in fertilization.
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