any of various sciences, as geography, geology, or meteorology, that deal with the earth, its composition, or any of its changing aspects.
When To Capitalize “Earth”When it comes to writing, this common English word confuses many native speakers who aren’t sure whether to use Earth or earth. Why is this an issue? Earth can be either a proper noun or a common noun. In English, proper nouns (nouns which signify a particular person, place, or thing) are capitalized. Following this rule, when Earth is discussed as a specific planet or …
Origin of earth science
First recorded in 1935–40
Also called geoscience.
Related formsearth scientist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for earth science
They have found some recognition, though much too meager, in the more comprehensive and philosophical treatises on earth-science.
The science of the lower heavens is a factor of earth-science in the definition we are just about to give.
British Dictionary definitions for earth science
any of various sciences, such as geology, geography, and geomorphology, that are concerned with the structure, age, and other aspects of the earth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for earth science
Any of several sciences, such as geology, oceanography, and meteorology, that study the origin, composition, and physical features of the Earth.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.