isolationist

[ahy-suh-ley-shuh-nist, is-uh-] / ˌaɪ səˈleɪ ʃə nɪst, ˌɪs ə- /

ADJECTIVE

conventional

Synonyms

STRONGEST

rigid

WEAK

bigoted bourgeois button-down commonplace conforming conservative demure doctrinal dogmatic drippy hackneyed hidebound humdrum illiberal in rut inflexible insular lame literal moderate moral narrow narrow-minded not extreme not heretical obstinate parochial pedestrian prosaic puritanical routine rube run-of-the-mill sober solemn square stereotyped straight strait-laced strict stuffy uptight

Antonyms

WEAK

abnormal different exotic foreign irregular new original strange uncommon unconventional uncustomary unique unusual

NOUN

nonaligned nation

Synonyms

WEAK

neutralist nation unaligned nation

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.

Once the war was on, the isolationist movement was largely dead and buried — and stayed that way for almost 75 years.

From Salon • May 21, 2026

“We can’t be completely isolationist but sometimes you have to stay within your own home.”

From The Wall Street Journal • Mar. 15, 2026

Countries have become more isolationist manufacturing-wise, so they need to generate more electricity locally.

From Barron's • Mar. 11, 2026

Sometimes he is called an isolationist, sometimes an interventionist.

From BBC • Jan. 20, 2026

But gradually they came to accept Harry's isolationist ways as the norm—at least, for him.

From This Crowded Earth by Bloch, Robert