series of stages in the life of an organism (see life stage).
Merriam-Webster Online Dictionary
life cycle (noun)1.
the series of stages in form and functional activity through which an organism passes between successive recurrences of a specified primary stage
2.
- life history
3.
a series of stages through which something (as an individual, culture, or manufactured product) passes during its lifetime
life cycle (Wikipedia)
Look up life cycle in Wiktionary, the free dictionary.
Life cycle, life-cycle, or lifecycle may refer to: