noun
- visual representations of the spectrum of frequencies of a signal as they vary with time, typically displayed as graphs or charts
Usage: technical; physics; acoustics
Examples
- The researchers analyzed the bird songs using detailed spectrograms.
- Audio engineers use spectrograms to identify unwanted frequencies in recordings.
- The spectrogram clearly showed the harmonic structure of the musical note.
- Scientists created spectrograms of earthquake data to study seismic waves.
- The speech therapist examined spectrograms to help improve the patient’s pronunciation.
- Digital audio software can generate real-time spectrograms during playback.