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• Southern Hemisphere
  Southern Hemisphere

  noun

  the half of the earth between the South Pole and the equator.
• southern hemisphere
  southern hemisphere

  noun

  that half of the earth lying south of the equator

Southern Hemisphere

American  

noun

1. the half of the earth between the South Pole and the equator.

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southern hemisphere British  

noun

1. that half of the earth lying south of the equator

2. astronomy that half of the celestial sphere lying south of the celestial equator

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Southern Hemisphere Scientific  

1. The half of the Earth south of the equator.

2. The half of the celestial sphere south of the celestial equator.

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Southern Hemisphere Cultural  

1. The southern half of the Earth's surface; the Earth's surface south of the equator.

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Etymology

Origin of Southern Hemisphere

First recorded in 1885–90

Example Sentences

See Examples For:

Southern Hemisphere southern hemisphere

The war’s timing favored customers; U.S./Europe bought inputs, Southern Hemisphere plants later, and China exports from April.

From Barron's ● Jun. 18, 2026

Earlier work also emphasized the Southern Hemisphere summer as the primary period of water loss, making this Northern Hemisphere finding especially surprising.

From Science Daily ● Mar. 27, 2026

As Salon previously reported, when the flu season cooled down in the Northern Hemisphere last summer, it intensified in the Southern Hemisphere.

From Salon ● Jan. 8, 2026

Based on what happened in the Southern Hemisphere — particularly in Australia — “we are expecting this season to have a disproportionate impact on children under the age of 10,” Hudson said.

From Los Angeles Times ● Dec. 23, 2025

At Miss Throckmorton’s I used to imagine people in the Southern Hemisphere walking round like this.

From "Black Swan Green" by David Mitchell

England's Nations Championship campaign continues against Fiji at Hill Dickinson Stadium in Liverpool on 11 July before heading back to the southern hemisphere to take on Argentina on 18 July.

From BBC ● Jul. 4, 2026

Many wearing sweaters and thick coats, a reminder of the southern hemisphere winter from where they were coming, walked off the plane into the scorching Nigerian sun.

From Barron's ● Jun. 11, 2026

Comparable discoveries from the southern hemisphere have been rare and remain poorly documented.

From Science Daily ● Feb. 25, 2026

There is snow in parts of Australia, but since the country is in the southern hemisphere, the winters there are short and they come during what is summer in the northern climes.

From Los Angeles Times ● Dec. 18, 2025

It was expected to crash somewhere in the southern hemisphere.

From "Ugly" by Robert Hoge