oolong

American  

[oo-lawng, -long] / ˈuˌlɔŋ, -ˌlɒŋ /

noun

1. a brown or amber tea grown in China and Taiwan and partially fermented before being dried.

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oolong British  

/ ˈuːˌlɒŋ /

noun

1. a kind of dark tea, grown in China, that is partly fermented before being dried

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Etymology

Origin of oolong

First recorded in 1850–55, oolong is from the Chinese word wúlóng literally, black dragon, or < a cognate dial. form

Compare meaning

How does oolong compare to similar and commonly confused words? Explore the most common comparisons:

• oolong vs. black tea
• oolong vs. green tea

Example Sentences

While green tea has been studied extensively, much less is known about the health effects of other varieties, including black, oolong, and white tea, particularly when comparing their benefits.

From Science Daily • Jan. 28, 2026

“About 84% of all tea consumed was black tea, 15% was green tea, and the small remaining amount was oolong, white and dark tea.”

From Salon • May 9, 2025

Q: I started drinking oolong tea the day after I read on your website that it could help eczema.

From Seattle Times • Aug. 16, 2023

They’re still used today to make green, oolong and black teas.

From Los Angeles Times • Jul. 19, 2023

"Or in ivory chopsticks, oolong tea, imitation jade, litchi nuts and preserved leeches!" groaned Tutt.

From Tutt and Mr. Tutt by Train, Arthur Cheney