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Definitions

nucleus

[noo-klee-uhs, nyoo-] / ˈnu kli əs, ˈnyu- /


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.

The roughly 40% of the Las Vegas Strip that MGM owns is “an entertainment nucleus that simply cannot be replicated anywhere in the world.”

From The Wall Street Journal • Jun. 1, 2026

"The investigations are linked to the nucleus of power which has governed for the past eight years."

From BBC • May 30, 2026

The nucleus acts as the cell's control center.

From Science Daily • May 8, 2026

During fasting, adrenaline activates HSL and pushes it out of the nucleus so it can help mobilize fat stores.

From Science Daily • May 8, 2026

But an impact with a large comet, such as Hailey’s Comet, whose nucleus is perhaps twenty kilometers across, should occur only about once every billion years.

From "Cosmos" by Carl Sagan




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