noun
- plural of lifetime; the periods of time during which people or things are alive or exist
Examples
- The ancient trees had witnessed many human lifetimes.
- Scientists study the lifetimes of different species.
- These buildings will last several lifetimes.
- The research spans multiple lifetimes of data collection.
- Some friendships endure across lifetimes.
- The project will take several lifetimes to complete.
- Stars have vastly different lifetimes depending on their size.