Rainier

American  

[ruh-neer, rey-, rey-neer] / rəˈnɪər, reɪ-, ˈreɪ nɪər /

noun

1. Mount, a volcanic peak in W Washington, in the Cascade Range. 14,408 feet (4,392 meters).

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Rainier British  

/ ˈreɪnɪə, rə-, reɪˈnɪə /

noun

1. a mountain in W Washington State: the highest mountain in the state and in the Cascade Range. Height: 4392 m (14 410 ft)

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Example Sentences

Some 900 porters were hired to carry supplies—including food, scientific instruments, oxygen bottles and Rainier beer.

From The Wall Street Journal • Apr. 15, 2026

Amazon is already the primary cloud provider for Anthropic, backing the startup with an $8 billion investment and building Project Rainier specifically to train its models.

From MarketWatch • Dec. 30, 2025

It has said it expects to be using more than one million Trainium 2 chips by the end of the year, including its use of the Project Rainier supercomputer with nearly 500,000 Trainium processors.

From Barron's • Dec. 2, 2025

Records show Booker took part in at least two other strongwoman competitions this year - winning the Rainier Classic in June and finishing second at North America's Strongest Woman in July.

From BBC • Nov. 26, 2025

I’d lied to Wesley; I didn’t have anything close to the gear you needed to climb a mountain like Rainier.

From "The Honest Truth" by Dan Gemeinhart