Search Result for "life cycle":
Wordnet 3.0

NOUN (2)

1. a series of stages through which an organism passes between recurrences of a primary stage;

2. the course of developmental changes in an organism from fertilized zygote to maturity when another zygote can be produced; 



WordNet (r) 3.0 (2006):

life cycle
    n 1: a series of stages through which an organism passes between
         recurrences of a primary stage
    2: the course of developmental changes in an organism from
       fertilized zygote to maturity when another zygote can be
       produced