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thionate

American  
[thahy-uh-neyt, ‐nit] / ˈθaɪ əˌneɪt, ‐nɪt /

noun

Chemistry.
  1. any salt or ester of thionic acid.


thionate British  
/ ˈθaɪəˌneɪt /

noun

  1. any salt or ester of thionic acid

"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

Etymology

Origin of thionate

First recorded in 1875–80; thion(ic acid) ( def. ) + -ate 2 ( def. )