\Ful*mia"ic\, a. [Cf. F. fulminique.]
Pertaining to fulmination; detonating; specifically (Chem.),
pertaining to, derived from, or denoting, an acid, so called;
as, fulminic acid.
{Fulminic acid} (Chem.), a complex acid, {H2C2N2O2}, isomeric
   with cyanic and cyanuric acids, and not known in the free
   state, but forming a large class of highly explosive
   salts, the fulminates. Of these, mercuric fulminate, the
   most common, is used, mixed with niter, to fill percussion
   caps, charge cartridges, etc. -- Fulminic acid is made by
   the action of nitric acid on alcohol.