world-class

adjective

ˈwərl(d)-ˈklas 

: being of the highest caliber in the world

a world-class athlete

Examples of world-class in a Sentence

Recent Examples on the Web

The developers first won city approval to redevelop the Michael Reese property in 2021, but their original plan, heavily focused on attracting world-class medical researchers, stalled out after the pandemic. — Brian J. Rogal, Chicago Tribune, 12 Nov. 2026

For decades, patients seeking world-class specialist care often traveled to a small cluster of Western medical capitals. — Claudia Tanner, MSNBC Newsweek, 11 Nov. 2026

Add Australia's world-class dark skies, and a trip into the Outback could become as much about stargazing as the eclipse itself. — Jamie Carter, Space.com, 10 Nov. 2026

The magnificent Gallery of Modern Art (GOMA) had opened just a few years before, attracting world-class works from the Pacific and beyond. — Erin Florio, Condé Nast Traveler, 10 Nov. 2026

Word History

First Known Use

1939, in the meaning defined above

Rhymes for world-class

• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse
• jackass

Kids Definition

world-class

adjective

: being of the highest degree of excellence in the world

a world-class athlete