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spectrogram

American  
[spek-truh-gram] / ˈspɛk trəˌgræm /

noun

  1. a representation or photograph of a spectrum.

  2. sound spectrogram.


Etymology

Origin of spectrogram

First recorded in 1890–95; spectro- + -gram 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Regarding the database of bird sounds, the AI works by turning the recording into a spectrogram or data waveform which it then tries to match against those already on file.

From BBC • Dec. 13, 2023

To compare brain activity, the scientists analyzed a spectrogram of all brain-wave activity.

From Scientific American • Jun. 16, 2023

The emission lines on the spectrogram didn’t match anything he knew.

From Los Angeles Times • Sep. 23, 2022

William and Margaret Huggins were the first to identify the lines in the spectrum of a star other than the Sun; they also took the first spectrogram, or photograph of a stellar spectrum.

From Textbooks • Oct. 13, 2016

You'll get all kinds of lines from a spectrogram of atmospheric dust.

From The Year When Stardust Fell by Jones, Raymond F.