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British Dictionary definitions for -tactic

-tactic

adj combining form
  1. having a specified kind of pattern or arrangement or having an orientation determined by a specified forcesyndiotactic; phototactic

Word Origin

from Greek taktikos relating to order or arrangement; see tactics
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012