noun
- plural of longevity; instances or examples of long life or existence
Usage: formal
Examples
- The longevities of different tree species vary dramatically.
- Scientists study the longevities of various animal populations.
- The longevities of these ancient civilizations amazed historians.
- Comparing the longevities of different materials helps engineers choose the best options.
- The longevities of family businesses in this town are remarkable.
- Researchers documented the longevities of several endangered species.