a fertilized egg, or ovum, with a diploid set of chromosomes, half rendered by the mother and half rendered by the father. The zygote separates to come to be an embryo, that keeps separating as it grows and differentiates, gradually growing into a fetus when concerning human beings.

ZYGOTE: "The term "zygote" was initially introduced to me in my seventh grade biology class."
Cite this page: N., Pam M.S., "ZYGOTE," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/zygote/ (accessed April 17, 2019).