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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
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The water froze inside the pipe, causing it to expand and burst.
We live in an expanding universe.
Britain's universities expanded at an unprecedented rate at the end of the 20th century.
the rapidly expanding IT sector
The group has expanded into Germany.
This is the British English definition of expand. View American English definition of expand.
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