pyrotechnic

(noun) (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.. Synonyms: firework.

(adj) of or relating to the craft of making fireworks. Synonyms: pyrotechnical. Example: "Pyrotechnic smokes."

(adj) suggestive of fireworks. Examples: "Pyrotechnic keyboard virtuosity." "A pyrotechnic wit."