gen·er·a·tion (jĕnˌə-rāˈshən)

1. A form or stage in the life cycle of an organism.
2. All of the offspring that are at the same stage of descent from a common ancestor.
3. The average interval of time between the birth of parents and the birth of their offspring.
4. A group of individuals born and living about the same time.
5. A group of generally contemporaneous individuals regarded as having common cultural or social characteristics and attitudes.
6. The act or process of generating; origination, production, or procreation.