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ethical
ethical investment
ethicist
ethics
ethinyl
ethinyl estradiol
Ethiopia
Ethiopic
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ethene
eth·ene [ é thn ]


noun 
Definition:
 
chemistry  ( technical )
Same as  ethylene
[Mid-19th century. <ethyl]
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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