altruistic
/ˌæl.truˈɪs.tɪk/
adjective
- Showing a selfless concern for the well-being of others; unselfish.
- Volunteering at the shelter was a purely altruistic act; she expected nothing in return.
- Her altruistic decision to donate her kidney saved a stranger's life.
- The billionaire made an altruistic gift of $100 million to build public libraries.