Definition of microphonic in US English:

microphonic

adjective

  • See microphone

    • ‘Every little sound echoed causing somewhat of a microphonic effect.’
    • ‘She broke a string on her Les Paul right on the first song, then switched to a Firebird which kept shrieking due to some kind of microphonic problem with the pickups not liking the distortion effect or something.’
    • ‘The low frequency tone emitted in flight is plainly audible to the ear and microphonic filtering yielded the wing beat frequency, as Sotavalta reliably showed for many insect species.’

Pronunciation

microphonic

/ˌmīkrəˈfänik/