Eastern Hemisphere

American  

[ee-stern hem-i-sfeer] / ˈi stərn ˈhɛm ɪˌsfɪər /

noun

1. the eastern part of the terrestrial globe, roughly extending from the prime meridian east to the antimeridian: sometimes considered synonymous with the Old World, the Eastern Hemisphere technically does not extend into all of western Eurasia and Africa.

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eastern hemisphere British  

noun

1. that half of the globe containing Europe, Asia, Africa, and Australia, lying east of the Greenwich meridian

2. the lands in this, esp Asia

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Eastern Hemisphere Scientific  

/ ē′stərn /

1. The half of the Earth that includes Europe, Africa, Asia, and Australia, as divided roughly by the 0° and 180° meridians.

2. See more at prime meridian

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Etymology

Origin of Eastern Hemisphere

First recorded in 1620–30

Example Sentences

In the Eastern Hemisphere, the tropics include most of Africa, parts of the Middle East, most of India, all of Southeast Asia, most of Australia and most of the island nations of Oceania.

From Science Daily • Oct. 5, 2023

The Atlantic Meridional Overturning Circulation, an essential ocean current that helps determine weather patterns, could gradually become less stable and predictable, leading to calamitous rains across the Eastern Hemisphere.

From Slate • Aug. 9, 2021

In late 2017, the pole crossed the international date line into the Eastern Hemisphere.

From Seattle Times • Feb. 4, 2019

In 1971, while the women’s liberation movement — and other social and political upheavals — challenged old ways in the United States, the part of the Eastern Hemisphere was rived by these two wars.

From New York Times • May 18, 2012

The latter as we all know is the largest continent in the Eastern Hemisphere.

From "The Catcher in the Rye" by J. D. Salinger