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World Health Organization

American

noun

WHO.

World Health Organization British

noun

WHO. an agency of the United Nations, established in 1948 with headquarters in Geneva, responsible for coordinating international health activities, aiding governments in improving health services, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

World Health Organization Cultural

A specialized agency of the United Nations, established in 1948 and headquartered in Geneva, whose mission is to prevent the international spread of diseases, such as cholera, malaria, and poliomyelitis.

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.

A 2015 World Health Organization report labeled the chemical “probably carcinogenic.”

From Slate • Jun. 25, 2026

Only three nations had more during that time, according to the World Health Organization.

From Los Angeles Times • Jun. 19, 2026

The World Health Organization estimates that more than 365 million adults around the world live with knee osteoarthritis.

From Science Daily • Jun. 17, 2026

The World Health Organization considers measles eliminated in a country when there is no endemic spread for at least 12 months under a robust tracking system.

From The Wall Street Journal • Jun. 13, 2026

Similarly, the World Health Organization, spraying in Venezuela, is reported to have reduced cats to the status of a rare animal.

From "Silent Spring" by Rachel Carson

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023