/ Dictionary / Index P pyroelectric: Meaning and Definition of Find definitions for: py•ro•e•lec•tric Pronunciation: (pī"rō-i-lek'trik), [key] — adj. pertaining to, subject to, or manifesting pyroelectricity. —n. a substance manifesting pyroelectricity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pyroelectric (Thesaurus) pyrocrystalline pyroelectricity Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language