Answer: generation

AnswerCrossword Clue
GENERATIONAbout thirty years.
GENERATIONThe Lost ... (post-W. W. I youths)
GENERATIONKind of gap
GENERATIONAllotment of heredity units?
GENERATIONFollowers of a boom?
generationThe average period, generally considered to be about thirty years, during which children are born and grow up, become adults, and begin to have children of their own
generationa body of living beings constituting a single step in the line of descent from an ancestor
generationThe production of something
generationThe propagation of living organisms; procreation
generationA set of members of a family regarded as a single step or stage in descent
generationA single stage in the development of a type of product
generationAll of the people born and living at about the same time, regarded collectively