generation

n. group of people born around the same time; production

Generation (from the Greek γενεά), also known as procreation, is the act of producing offspring. It can also refer to the act of creating something inanimate such as electrical generation or cryptographic code generation. A generation can also be a stage or degree in a succession of natural descent as a grandfather, a father, and the father's son comprise three generations.
See more at Wikipedia.org...

n. generation, production; group of people born around the same time

n. generation, descent

(n.)
The formation or production of any geometrical magnitude, as a line, a surface, a solid, by the motion, in accordance with a mathematical law, of a point or a magnitude; as, the generation of a line or curve by the motion of a point, of a surface by a line, a sphere by a semicircle, etc.
  

(n.)
The aggregate of the functions and phenomene which attend reproduction.
  

(n.)
The act of generating or begetting; procreation, as of animals.
  

(n.)
That which is generated or brought forth; progeny; offspiring.
  

(n.)
Race; kind; family; breed; stock.
  

(n.)
Origination by some process, mathematical, chemical, or vital; production; formation; as, the generation of sounds, of gases, of curves, etc.
  

(n.)
A single step or stage in the succession of natural descent; a rank or remove in genealogy. Hence: The body of those who are of the same genealogical rank or remove from an ancestor; the mass of beings living at one period; also, the average lifetime of man, or the ordinary period of time at which one rank follows another, or father is succeeded by child, usually assumed to be one third of a century; an age.