spectrogram

noun

spec·​tro·​gram ˈspek-t(r)ə-ˌgram How to pronounce spectrogram (audio)
: a photograph, image, or diagram of a spectrum

Examples of spectrogram in a Sentence

Recent Examples on the Web
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In an interview for this story, Manley said the NTSB should not have published those spectrogram images in the first place. Joel Rose, NPR, 30 May 2026 But the agency also publicly shared a PDF with a spectrogram—a visual representation of sound signals—showing the last 30 seconds of cockpit audio recording. ArsTechnica, 22 May 2026 The spectrogram is not limited to catching that kind of old-school manipulation. Lars Daniel, Forbes.com, 15 Mar. 2026 But later a few online Swifties using spectrograms identified a fifteen-kilohertz buzz on some of the tracks. Tyler Foggatt, New Yorker, 8 June 2025 See All Example Sentences for spectrogram

Word History

Etymology

International Scientific Vocabulary

First Known Use

1892, in the meaning defined above

Time Traveler
The first known use of spectrogram was in 1892

Browse Nearby Words

Cite this Entry

“Spectrogram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spectrogram. Accessed 4 Jun. 2026.

Medical Definition

spectrogram

noun
spec·​tro·​gram ˈspek-t(r)ə-ˌgram How to pronounce spectrogram (audio)
: a photograph or diagram of a spectrum
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