Life cycle

Life cycle is a series of changes an item or object undergoes from inception to retirement

Definitions

According to the BABOK Guide (3rd edition),

Life cycle. A series of changes an item or object undergoes from inception to retirement

According to the Corporate Strategy by Lynch (4th edition),

Life cycle. Plots the evolution of industry annual sales over time. Often divided into distinct phases – introduction, growth, maturity and decline – with specific strategies for each phase.