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deregister
deregulate
derelict
dereliction
derepress
derepressor
derequisition
derestrict
Derg, Lough
deride
derision
derisive
derisory
deriv.
derivate
derivation
derivative
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derate
de·rate [ dee ráyt ] (past and past participle de·rat·ed, present participle de·rat·ing, 3rd person present singular de·rates)


transitive verb 
Definition:
 
lower rated capability of apparatus: to lower the rated capability of an electrical apparatus
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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