northern hemisphere

noun

variants or Northern Hemisphere
: the half of the earth that lies north of the equator

Examples of northern hemisphere in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent research has shown the Northern Hemisphere is darkening faster than the South, creating an imbalance that scientists say is rising faster than models predicted, and could intensify warming in the northern hemisphere and disrupt global weather patterns. Sharmila Kuthunur, Space.com, 29 Oct. 2025 These conditions are predicted to, in turn, spark a G1-level geomagnetic storm (with a small chance of escalating to G2), which is strong enough to make auroras visible on the horizon across much of the northern hemisphere. Valerie Mesa, PEOPLE, 27 Oct. 2025 Models are typically trained on data from countries in the northern hemisphere, meaning companies building in the southern hemisphere may not get relevant results when prompting chatbots. Tasmin Lockwood, CNBC, 21 Oct. 2025 Iceland is warming at a rate four times faster than the rest of the northern hemisphere due to a steady flow of warm air from the south, according to the World Weather Attribution. Julia Jacobo, ABC News, 21 Oct. 2025 See All Example Sentences for northern hemisphere

Word History

First Known Use

1646, in the meaning defined above

Time Traveler
The first known use of northern hemisphere was in 1646

Browse Nearby Words

Cite this Entry

“Northern hemisphere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/northern%20hemisphere. Accessed 6 Nov. 2025.

Kids Definition

northern hemisphere

noun
often capitalized N&H
: the half of the earth that lies north of the equator
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!