self-sacrifice
noun
sacrifice of one's interests, desires, etc., as for duty or the good of another.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
All in all she was a healthy, normal, intelligent, unself-sacrificing woman who belonged distinctly to her own day; who gave a great deal to life, and who took a great deal from life.
From Children of the Whirlwind by Leroy Scott