D defs.my
Entry 1 sense Webster, 1913

fulminate of mercury

/fo͝ol'-mən-ātˌ ŭv mẽrk'-yẽr-ē/ · ful·mi·nate of mer·cu·ry · IPA
01 n. The mercury salt of fulminic acid (Hg(CNO)2), called also mercury fulminate. It is prepared as gray crystals, and is used primarily in det…
  1. 1.
    The mercury salt of fulminic acid (Hg(CNO)2), called also mercury fulminate. It is prepared as gray crystals, and is used primarily in detonators for detonating high explosives, such as dynamite or TNT.(Chem.) Also: mercury fulminate