noun
Refers to the series of stages in the life of an organism, product, or system, from inception to end.
製品のライフサイクルを分析する。
Analyze the product's life cycle.
カエルのライフサイクルを観察した。
We observed the life cycle of a frog.
Variant with interpunct; less common but still seen in some contexts.
Borrowed from English 'life cycle'.