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[sin-dahy-oh-tak-tik, sin-dahy-]
adjective Chemistry.
  1. (of a polymer molecule) having a regular alternation of opposite configurations at successive regularly spaced positions along the chain.See also configuration(def 4).
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Origin of syndiotactic

1955–60; irregular < Greek sýndyo two together (see syn-, duo-) + tactic
Related formssyn·di·o·tac·tic·i·ty [sin-dahy-oh-tak-tis-i-tee, sin-dahy-] /sɪnˌdaɪ oʊ tækˈtɪs ɪ ti, ˌsɪn daɪ-/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for syndiotactic


  1. chem (of a stereospecific polymer) having alternating stereochemical configurations of the groups on successive carbon atoms in the chainCompare isotactic
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Word Origin for syndiotactic

C20: from syndyo, from Greek sunduo two together + -tactic
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