noun - an animal or human in the early stages of development before birth, especially before all the main body parts are formed
noun, formal - the process of familiarizing someone with a new place, situation, or system, or the ability to understand your position or direction
noun, American English - the act of paying to use a car for a short period of time or the company that provides this service
noun, British English - the act of paying to use a car for a short period of time or the company that provides this service