fertilized egg; zygote; oosperm

external fertilization; fertilization occurring outside the body, such as in vitro fertilization or the natural process in many aquatic animals

the process of an egg being fertilized by a sperm through human intervention, often used in the context of in vitro fertilization or the successful result of insemination

seminal receptacle

cross-fertilization; allogamy

unfertilized; not inseminated (used specifically for eggs and ova rather than soil)