1. 
   redouble
   [v] - double in magnitude, extent, or intensity 2. [v] - double again 3. [v] - make twice as great or intense
   Found op http://www.webdictionary.co.uk/definition.php?query=redouble
   
   
2. 
   Redouble
   Re·dou'ble transitive verb [ Prefix re- + double : confer French redoubler . Confer Reduplicate .] To double again or repeatedly; to increase by continued or repeated additions; to augment greatly; to multiply. « So th...
   Found op http://www.encyclo.co.uk/webster/R/31
   
   
3. 
   Redouble
   Re·dou'ble intransitive verb To become greatly or repeatedly increased; to be multiplied; to be greatly augmented; as, the noise redoubles .
   Found op http://www.encyclo.co.uk/webster/R/31
   
   
4. 
   Redouble
   • (v. t.) To double again or repeatedly; to increase by continued or repeated additions; to augment greatly; to multiply. • (v. i.) To become greatly or repeatedly increased; to be multiplied; to be greatly augmented; as, the noise redoubles.
   Found op http://thinkexist.com/dictionary/meaning/redouble/
   
   
5. 
   redouble
   1) Escalate 2) Intensify 3) Step up
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/redouble/1
   
   

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