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WordNet (r) 3.0 (2006) (WordNet)

pyrotechnic
adj 1: of or relating to the craft of making fireworks;
"pyrotechnic smokes" [synonym: {pyrotechnic},
{pyrotechnical}]
2: suggestive of fireworks; "pyrotechnic keyboard virtuosity";
"a pyrotechnic wit"
n 1: (usually plural) a device with an explosive that burns at a
low rate and with colored flames; can be used to illuminate
areas or send signals etc. [synonym: {firework}, {pyrotechnic}]