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derange definition

de·range (dē rānj′, di-)

transitive verb deranged -·ranged′, deranging -·rang′·ing

  1. to upset the arrangement, order, or operation of; unsettle; disorder
  2. to make insane

Etymology: Fr déranger < OFr desrengier < des- (L dis-), apart + rengier: see range

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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