Definition of pyroelectric in English:

pyroelectric

adjective

  • Having or using the property of becoming electrically charged when heated:

    ‘a pyroelectric sensor’
    • ‘The team initiates fusion of deuterium using the strong electric field generated in a pyroelectric crystal.’
    • ‘Its measured density varies from 3.9 to 4.1, and it is pyroelectric and sometimes tribohiminescent and fluorescent.’
    • ‘For long wavelength systems like carbon dioxide lasers, for example, a pyroelectric array has been shown to be the most accurate device.’

Pronunciation:

pyroelectric

/ˌpʌɪrəʊɪˈlɛktrɪk/