from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of the sciences, such as physics, chemistry, astronomy, and geology, that analyze the nature and properties of energy and nonliving matter.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An encompassing term for the branches of natural science and science that study non-living systems, in contrast to the biological sciences.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the physical properties, phenomena, and laws of something
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