geoscience

noun

geo·​sci·​ence ˌjē-ō-ˈsī-ən(t)s 

1

: the sciences (such as geology, geophysics, and geochemistry) dealing with the earth

2

: any of the geosciences compare earth science

geoscientist

ˌjē-ō-ˈsī-ən-tist 

noun

Examples of geoscience in a Sentence

Recent Examples on the Web

This September, in a study published in the journal Frontiers in Science, more than 40 experts in climate change, polar geosciences, and ocean patterns warned that geoengineering was extremely unlikely to work and likely to have dangerous consequences. —Alexander C. Kaufman, The Atlantic, 24 Nov. 2025

Russian geoscience only embraced the theory of plate tectonics in the final years before the Soviet Union collapsed. —Scott Montgomery, Forbes.com, 15 Sep. 2025

The North Riverside resident was one of 15 undergraduates chosen nationwide for the experience, using onboard science labs to perform oceanography and geoscience research. —Melinda Moore, Chicago Tribune, 18 Aug. 2025

Yakovenko is a postdoctoral researcher of environmental geosciences at the university. —Sandee Lamotte, CNN Money, 30 July 2025

Word History

First Known Use

1942, in the meaning defined at sense 1

Rhymes for geoscience

• appliance
• compliance
• defiance
• reliance
• neuroscience
• noncompliance
• pseudoscience
• science

Kids Definition

geoscience

noun

geo·​sci·​ence ˌjē-ō-ˈsī-ən(t)s 

: the sciences (as geology or geophysics) dealing with the earth