- x-rayastronomy
-
x-ray astronomy
n.
The branch of astronomy that deals with the origin and nature of emissions from extraterrestrial sources in the x-ray range of electromagnetic radiation rather than in the visible range.
* * *
Universalium. 2010.
x-rayastronomy
Look at other dictionaries:
gamma-rayastronomy — gam·ma ray astronomy (gămʹə rā ) n. The branch of astronomy that deals with the origin and nature of emissions from extraterrestrial sources in the gamma ray range of electromagnetic radiation rather than in the visible range. * * * … Universalium
