altruist

[ al-troo-ist ]

noun

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

Other Words From

• hyper·altru·ist noun

Word History and Origins

Origin of altruist¹

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

Example Sentences

Testimony at his trial suggested that his image as an altruist was at least partially a sham.

From Los Angeles Times

Toner is a deep effective altruist, having worked exclusively in EA-specific institutions since March 2015.

From Slate

As part of a transition accelerated by the spectacular fall of famed effective altruist Sam Bankman-Fried, several prominent EAs have pivoted toward stopping the A.I. threat at all costs, whether by forming their own institutions or by advising politicians in the U.S. and the U.K.

From Slate

Like his older brother, Gabe was an effective altruist, meaning he subscribed to a philosophy focused on a calculated, data-driven approach to figuring out where the smallest amount of money or effort could have the largest positive impact.

From Slate

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

From Reuters

Related Words

• backer
• contributor
• patron
• philanthropist
• promoter
• protector
• supporter