FULMINIC Meaning of FULMINIC in English /ful min"ik/ , adj.1. highly explosive; unstable. 2. of or derived from fulminic acid. [ 1815-25; fulmin- (s. of fulmen ) lightning, thunder + -IC ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012