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ABCDEFGHIJKLMNOPQRSTUVWXYZ
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busway
busy
busy bee
busy Lizzie
busy signal
busybody
busywork
but
but-
but and ben
butadiene
butanal
butane
butanoic acid
butanol
butanone
butch
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but-
but-


prefix 
Definition:
 
containing a group of four carbon atoms
butene
[<butyric]
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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