Definition of conception noun from the Oxford Advanced American Dictionary



1 [uncountable] the process of forming an idea or a planThe plan was brilliant in its conception but failed because of lack of money.2 [countable, uncountable] conception (of something)conception (that…) an understanding or a belief of what something is or what something should beMarx's conception of social justiceHe has no conception of how difficult life is if you're unemployed.3 [uncountable, countable] the process of an egg being fertilized inside a woman's body so that she becomes pregnantthe moment of conceptionA child is born about 40 weeks after conception takes place. see also conceive