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derail
derailleur
derange
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Also available:
World English Dictionary
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deriv.
deriv.
abbr
Definition:
1.
linguistics
mathematics
logic
derivation
2.
linguistics
mathematics
chemistry
derivative
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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