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[ri-dan] /rɪˈdæn/
noun, Fortification
a V -shaped work, usually projecting from a fortified line.
Origin of redan
1680-90; < French, variant of redent a double notching or jagging, equivalent to re- re- + dent tooth < Latin dent- (stem of dēns) Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for redan
  • The redan is supported vertically by the lower internal structure and seal welded to the core barrel.
  • The redan is one of the permanent structures within the primary reactor vessel.
British Dictionary definitions for redan


a fortification of two parapets at a salient angle
Word Origin
C17: from French, from earlier redent notching of a saw edge, from re- + dent tooth, from Latin dēns
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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