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atomism
at·om·ism [ áttə mìzzəm ]


noun 
Definition:
 
idea that atoms make up everything: the theory that all matter in the universe is made up of small, individual, finite, and indivisible particles

at·om·ist noun
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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