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waterthrush
watertight
waterway
waterweed
waterworks
waterworn
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WATS
Watson-Crick model
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watt-hour
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Watson-Crick model
Watson-Crick model


noun 
Definition:
 
DNA model: the three-dimensional double-helix model of the DNA molecule proposed by James Watson and Francis Crick in 1953
[Mid-20th century. After J. D. Watson and F. H. C. Crick]
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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