Gunn-Peterson trough
Hello, you have come here looking for the meaning of the word Gunn-Peterson trough. In DICTIOUS you will not only get to know all the dictionary meanings for the word Gunn-Peterson trough, but we will also tell you about its etymology, its characteristics and you will know how to say Gunn-Peterson trough in singular and plural. Everything you need to know about the word Gunn-Peterson trough you have here. The definition of the word Gunn-Peterson trough will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofGunn-Peterson trough, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From the theoreticians who predicted this effect, astronomers James E. Gunn and Bruce Peterson, which creates an lack of radiation at a span of wavelengths.
Noun
Gunn-Peterson trough (plural Gunn-Peterson troughs)
- A feature in astronomical spectrometry of distant light, caused by the Reionization Era's absorption of UV light, leaving a gap in the spectrum.