spectrogram vs photograph

spectrogram and photograph both are nouns.

Word	Noun	Adjective	Verb	Adverb
spectrogram	Yes	No	No	No
photograph	Yes	No	Yes	No

As nouns, photograph is a hypernym of spectrogram; that is, photograph is a word with a broader meaning than spectrogram:

spectrogram: a photographic record of a spectrum
photograph: a representation of a person or scene in the form of a print or transparent slide or in digital format

Other hypernyms of spectrogram include exposure, photo, pic, picture.

spectrogram (noun)	photograph (noun)
a photographic record of a spectrum	a representation of a person or scene in the form of a print or transparent slide or in digital format

spectrogram (verb)	photograph (verb)
	record on photographic film
	undergo being photographed in a certain way