Meaning of FERTILIZED EGG

WordNet Dictionary
	Definition:		[n]  an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life
	Synonyms:		conceptus, embryo
	See Also:		animal, animate being, beast, blastodermic vesicle, blastula, brute, creature, fauna, gastrula, morula, umbilical cord