earth science


Definition of earth science

: any of the sciences (such as geology, meteorology, or oceanography) that deal with the earth or with one or more of its parts — compare geoscience

Keep scrolling for more

Other Words from earth science

earth scientist noun

Examples of earth science in a Sentence

Recent Examples on the Web

The decadal survey is designed to set the course for earth science research at NASA, NOAA and the U.S. Geological Survey. Scott Waldman, Scientific American, "New NASA Chief Says He Will Protect Climate Research," 18 May 2018 The White House has mounted a broad attack on climate science, repeatedly proposing cuts to NASA's earth science budget, including the CMS, and cancellations of climate missions such as the Orbiting Carbon Observatory 3 (OCO-3). Paul Voosen, Science | AAAS, "Trump White House quietly cancels NASA research verifying greenhouse gas cuts," 9 May 2018 Bridenstine has since acknowledged a human influence and has sounded support for NASA’s $1.9 billion in earth science research—a major buttress of climate science in the United States. Paul Voosen, Science | AAAS, "Bridenstine confirmed to serve as NASA administrator," 19 Apr. 2018 An adventurous traveler to the Americas at the beginning of the 19th century, Humboldt was obsessively interested in many of the earth sciences, including volcanology. John Wilmerding, WSJ, "Nature’s Explosive Power," 28 Dec. 2018 The Trump administration’s first two budget requests to Congress have targeted a range of NASA earth science projects for elimination. Paul Voosen, Science | AAAS, "NASA’s Bridenstine signals reprieve for endangered climate missions," 6 June 2018 Over the longer term, a robust monitoring program would need aircraft from NASA and other agencies, said Jack Kaye, associate director for research at NASA’s earth science division. Henry Fountain, New York Times, "The Next Big Volcano Could Briefly Cool Earth. NASA Wants to Be Ready.," 1 Feb. 2018 Pat Druckenmiller, earth sciences curator at the University of Alaska Museum of the North, said mammoths generally died out at the end of the Pleistocene Era 11,000 to 12,000 years ago. Washington Post, "Theft of mammoth proportions: Agency seeks stolen tusk," 19 June 2018 The earth science allocation includes money to reinstate the Carbon Monitoring System, a $10-million-a-year research program that studies how sinks and sources of carbon can be remotely monitored from space. Eric Hand, Science | AAAS, "NASA science and NSF do well in Senate spending bill," 13 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'earth science.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of earth science

1873, in the meaning defined above

Keep scrolling for more

Learn More about earth science

Statistics for earth science

Look-up Popularity

Time Traveler for earth science

The first known use of earth science was in 1873

See more words from the same year

Comments on earth science

What made you want to look up earth science? Please tell us where you read or heard it (including the quote, if possible).


food or victuals

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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