/ Dictionary / Index P pyrotechnic: Meaning and Definition of Find definitions for: py•ro•tech•nic Pronunciation: (pī"ru-tek'nik), [key] — adj. of or pertaining to pyrotechnics. pertaining to, resembling, or suggesting fireworks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pyrotechnic (Thesaurus) pyrosulfuric acid pyrotechnician Related Content Daily Word Quiz: abscond Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language