cyanate--prophetes.ai

cyanate Chem.
  (ˈsaɪəneɪt)
  [f. cyan- 2 + -ate.]
  A salt of cyanic acid.

1845–6 G. E. Day tr. Simon's Anim. Chem. I. 50 Urea may also be obtained..by the decomposition of certain cyanates.

Oxford English Dictionary