ideologue

American  

[ahy-dee-uh-lawg, -log, id-ee-, ahy-dee-] / ˈaɪ di əˌlɔg, -ˌlɒg, ˈɪd i-, aɪˈdi- /

noun

1. a person who zealously advocates an ideology.

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Etymology

Origin of ideologue

1805–15; < French idéologue; ideo-, -logue

Example Sentences

Rubio, who is seen as less of an ideologue, will lead the US delegation to the annual security and defense talks, which run through Sunday in the Bavarian capital.

From Barron's • Feb. 12, 2026

Crooks reportedly went from being a pro-Trump to an anti-Trump ideologue, but appeared to go dark online afterward.

From Salon • Nov. 19, 2025

Mr. Howard’s argument, which I find persuasive, is that Cowley’s stint as an ideologue was a short-term folly that does not fundamentally implicate his literary endeavors.

From The Wall Street Journal • Nov. 7, 2025

They say it is "another unsurprising exit" and describe Kruger as "impossible" and an "ideologue".

From BBC • Sep. 15, 2025

Paula had the air of a real ideologue; she could, Ifemelu imagined, slip easily into anarchy, stand at the forefront of protests, defying the clubs of policemen and the taunts of unbelievers.

From "Americanah" by Chimamanda Ngozi Adichie