re·dou·ble

[ree-duhb-uhl] verb, re·dou·bled, re·dou·bling, noun
verb (used with object)
1.
to double; make twice as great: to redouble one's efforts.
2.
to echo or reecho.
3.
Bridge. to double the double of (an opponent).
4.
to go back over: to redouble one's footsteps.
5.
Archaic. to repeat.
verb (used without object)
6.
to be doubled; become twice as great.
7.
to be echoed; resound.
8.
Bridge. to double the double of an opponent.
00:10
Redouble is one of our favorite verbs.
So is subtilize. Does it mean:
chat, to converse
to introduce subtleties into or argue subtly about.
noun
9.
Bridge. the act of doubling one's opponent's double.
10.
Fencing. an attack in a line other than that of the previous attack, made after the failure of the opponent to follow his or her parry of the previous attack with a riposte.

Origin:
1470–80; < Middle French redoubler. See re-, double

re·dou·bler, noun

redouble, reduplicate.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To redouble
Collins
World English Dictionary
redouble (rɪˈdʌbəl) [Click for IPA pronunciation guide]
 
vb
1.  to make or become much greater in intensity, number, etc: to redouble one's efforts
2.  to send back (sounds) or (of sounds) to be sent back; echo or re-echo
3.  bridge to double (an opponent's double)
 
n
4.  the act of redoubling

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

redouble
c.1443, from M.Fr. redoubler, from O.Fr. re- "again" + doubler (see double).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Example sentences
Let's redouble our efforts to help our family members, friends, and neighbors
  quit this life-threatening habit.
The second rule is that crisis-racked firms should redouble their focus on
  their customers.
Unfortunately, the high prices encourage wild-nest collectors to redouble their
  efforts.
It's time to redouble our efforts to prevent these tragedies.
Related Words
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT