# life cycle

> English word · Noun · IPA /ˈlaɪf ˌsaɪ.kəl/

## Definitions
1. The course of stages through which an organism passes from fertilized zygote until maturity, reproduction, and death.
2. The useful life of a product or system; the developmental history of an individual or group in society.

## Etymology
From life + cycle.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/life-cycle