in·ter·na·tion·al·ism
ˌin-tər-ˈna-sh(ə-)nə-ˌli-zəm 
1
: international character, principles, interests, or outlook
2
a
: a policy of cooperation among nations
b
: an attitude or belief favoring such a policy
1
: an advocate of internationalism
2
: a specialist in international law
3
: a member of a team selected from the country at large to play against the team of another country
tennis internationalist
"
variants
or internationalistic
¦⸗⸗¦⸗(⸗)⸗¦istik,
-tēk
: advocating or influenced by internationalism
internationalist thought
Examples of internationalism in a Sentence
Noun (1)
a proponent of economic internationalism
Recent Examples on the Web
Adam Louis-Klein,
The Atlantic,
18 June 2026
Papers reveal the internationalism and commitment to service that took Heronemus on renewable-energy consulting trips to Pakistan, Cuba, Côte d’Ivoire, and beyond.
—
IEEE Spectrum,
15 June 2026
The current period of global flux has proved most dangerous and damaging for the formal humanitarian system, which was a bold experiment in internationalism that emerged from the urge to rebuild societies in the aftermath of World War II.
—
Time,
26 Feb. 2026
His podcast could also double as a testing ground for his rhetoric, particularly as the GOP schisms surrounding global internationalism continue to swell and conservative commentators such as Carlson and Candace Owens grow in prominence.
—
Brittany Shepherd,
ABC News,
21 Nov. 2025
See All Example Sentences for internationalism
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Noun
The left’s internationalism—once the calling card of progress—has hardened into hostility to Israel, across academia, NGOs, mainstream-media outlets, and the United Nations.
—
Adam Louis-Klein,
The Atlantic,
18 June 2026
Papers reveal the internationalism and commitment to service that took Heronemus on renewable-energy consulting trips to Pakistan, Cuba, Côte d’Ivoire, and beyond.
—
IEEE Spectrum,
15 June 2026
The current period of global flux has proved most dangerous and damaging for the formal humanitarian system, which was a bold experiment in internationalism that emerged from the urge to rebuild societies in the aftermath of World War II.
—
Time,
26 Feb. 2026
His podcast could also double as a testing ground for his rhetoric, particularly as the GOP schisms surrounding global internationalism continue to swell and conservative commentators such as Carlson and Candace Owens grow in prominence.
—
Brittany Shepherd,
ABC News,
21 Nov. 2025
See All Example Sentences for internationalism
Cite this Entry
“Internationalism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internationalism. Accessed 28 Jun. 2026.
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internationalism
noun
in·ter·na·tion·al·ism
ˌint-ər-ˈnash-nəl-ˌiz-əm
-ˈnash-ən-ᵊl-
: a policy of cooperation among nations or an attitude favoring such a policy
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