Dictionary.com
Thesaurus.com

St. Clair

American  
[seynt klair, sing-klair, sin-] / ˌseɪnt ˈklɛər, ˈsɪŋ klɛər, ˈsɪn- /

noun

  1. Arthur, 1736–1818, American Revolutionary War general, born in Scotland: 1st governor of the Northwest Territory, 1787–1802.

  2. a river in the N central U.S. and S Canada, flowing S from Lake Huron to Lake St. Clair, forming part of the boundary between Michigan and Ontario. 41 miles (66 km) long.

  3. Lake, a lake between SE Michigan and Ontario, Canada. 26 miles (42 km) long; 460 sq. mi. (1,190 sq. km).


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.

In Michigan’s St. Clair County, it isn’t just a number of residents who are worried about large solar facilities.

From Salon • Apr. 27, 2026

And, on the eastern edge of Michigan, St. Clair County adopted a novel public health regulation last year that set limits on solar development and battery storage.

From Salon • Apr. 27, 2026

Magna International’s $575 million EV parts factory in St. Clair, Michigan, is mostly empty due to a U.S. auto industry pullback on EV investments.

From The Wall Street Journal • Apr. 1, 2026

Ashley St. Clair, the mother of one of Musk’s children, also sued xAI over deepfake images created by Grok.

From MarketWatch • Mar. 16, 2026

In the distance, down the hill and across the road, lay Lake St. Clair, where my grandfather Jimmy Zizmo had faked his death.

From "Middlesex: A Novel" by Jeffrey Eugenides

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "St. Clair" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com