1. a visual representation of the spectrum of frequencies of a signal as it varies with time
Usage: technical

Examples

• The scientist analyzed the bird’s song using a spectrogram.
• The spectrogram showed distinct frequency patterns in the audio recording.
• Speech therapists use spectrograms to study voice disorders.
• The spectrogram revealed hidden sounds in the whale communication.
• Engineers examined the spectrogram to identify noise sources.
• The music software displayed a colorful spectrogram of the composition.