Definition of: generation

(jen′ə·rā′shən) noun
1. The process, act, or function of begetting or procreating; reproduction.
2. Production or origination by any process; creation: the generation of electricity.
3. A step or degree in natural descent.
4. The period between successive steps in natural descent, usually taken at 30 years in humans.
5. All persons removed in the same degree from an ancestor.
6. A body of persons existing at the same time or period.
7. A body of persons overlapping other existing bodies, but typified by difference in mental, moral, or ethical outlook: the jazz generation.
8. The average lifetime of the persons in a community.
9. Geom. The formation of a magnitude by the motion of a point, line, or surface.
10. Race or family.
11. Progeny; offspring.
—spontaneous generation Abiogenesis.