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altruist

American  
[al-troo-ist] / ˈæl tru ɪst /

noun

  1. a person unselfishly concerned for or devoted to the welfare of others (opposed to egoist).


Other Word Forms


Etymology

Origin of altruist

1865–70; < French altruiste; see altruism, -ist


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Anthropic’s president, Daniela Amodei, sister of CEO Dario Amodei, is the wife of Holden Karnofsky, who co-founded two large effective altruist nonprofits.

From The Wall Street Journal ● Oct. 9, 2026

Starring Vanessa Williams as the titular prima donna, the brilliantly named Ebony Scrooge, the film follows Ebony’s transformation from penny-pinching pop star to charitable altruist.

From Salon ● Dec. 24, 2025

But to buy the property at current market rates without jacking up rents, even an altruist would have to come up with some unlikely financial wizardry.

From Los Angeles Times ● Dec. 12, 2024

He brought on Gary Wang, an old friend from math camp, and later Ellison, a fellow effective altruist from Jane Street.

From Reuters ● Nov. 3, 2023

They do not believe, and they tell you bluntly they do not believe, any man who claims to be an altruist.

From An Ocean Tramp by William McFee

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