This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A graphic or photographic representation of a spectrum.

n. A visual representation of the spectrum of a sound changing through time.

n. A visual representation of the spectrum of a celestial body's radiation.

n. A photograph, map, or diagram of a spectrum.

n. The photograph of a spectrum, made-by a spectrograph, that is, a spectroscopic camera.

n. a photographic record of a spectrum

"By this means there is attained what is known as a mass spectrogram, that is to say a series of lines in which each line corresponds to a certain atomic weight, and where the numerical value of each atomic weight can be read off from the distance of the line from the line or lines which are produced by any fundamental substance that is chosen as a standard - usually carbon-12 or oxygen-16."

exposure    picture    photograph    pic    photo   

voiceprint    spectrum    spectrograph    sonogram   

visible speech   

three-to-eleven    sigmatropic    8-hour    fifteen-hour    oxford-cloth