earth science

American  

noun

1. any of various sciences, as geography, geology, or meteorology, that deal with the earth, its composition, or any of its changing aspects.

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earth science British  

noun

1. any of various sciences, such as geology, geography, and geomorphology, that are concerned with the structure, age, and other aspects of the earth

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earth science Scientific  

1. Any of several sciences, such as geology, oceanography, and meteorology, that study the origin, composition, and physical features of the Earth.

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Other Word Forms

• earth scientist
  noun

Etymology

Origin of earth science

First recorded in 1935–40

Example Sentences

To tackle these questions, researchers combined expertise from multiple fields, including genetics, archaeology, earth science, and oceanography.

From Science Daily • Apr. 9, 2026

My daughter just graduated from college with a degree in earth science.

From Los Angeles Times • Jul. 24, 2025

It flourished to become a key contractor in areas such as earth science, aerial exploration and national security and intelligence programs.

From Reuters • Jul. 7, 2023

Ms Barbee, a teacher at Winding Waters K-8 school, said she chose to show the animated sci-fi movie because it related to the class curriculum of earth science and ecosystems.

From BBC • May 15, 2023

I am agreeable mainly because I know that we need your earth science, your different culture—as wedded to our own science we would be invincible.

From Valley of the Croen by Tarbell, Lee

Related Words

• geology
• geopolitics
• topography