noun
posterity
pah-STAIR-ih-tee/pɑːˈsterəti/
Future generations considered as a group.
The grandparent and child plant a tree for posterity to enjoy.

Etymology
Literally ‘the condition of coming after,’ posterity connects future time with the people who belong to it. Descendants are those who come after us, hence future generations collectively.
In context
watch these panels I think that uh uh filming these and having these for posterity will provide uh professors uh and uh and students with uh uh with a lot of good uh material for future discussion
More examples
- She records her family's stories for posterity.
- Posterity may judge our environmental choices harshly.
- These decisions affect both us and posterity.
Similar words
- descendants
- Specifies people descended from a particular ancestor or group.