from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The coming together and fusing of cell nuclei, as in fertilization.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The fusion of two nuclei within a cell, especially as the second stage of syngamy.
from The Century Dictionary and Cyclopedia
- n. In embryology, the union of two nuclei, as during the fertilization of the egg by the spermatozoön.
Rose MD, Misra LM, Vogel JP (1989) KAR2, a karyogamy gene, is the yeast homolog of the mammalian BiP/GRP78 gene.
Gammie AE, Stewart BG, Scott CF, Rose MD (1999) The two forms of karyogamy transcription factor Kar4p are regulated by differential initiation of transcription, translation, and protein turnover.
Heck, if it takes place before karyogamy, I’m for it karyogamy is the unification of the nuclei of egg and sperm.