reductionism
re·duc·tio·nism
noun
1.
a theory that all complex systems can be completely understood in terms of their components
Origin
From reduction + -ism.
Related words
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.