selfless
US /ˈself.ləs/
UK /ˈself.ləs/

1.
concerned more with the needs and wishes of others than with one's own; unselfish.
:
•
Her selfless dedication to helping the poor was truly inspiring.
•
He made a selfless sacrifice for his family.
concerned more with the needs and wishes of others than with one's own; unselfish.