Sentence:  For the case of <WSD>Jupiter</WSD> , the radio emission spectrum is definitely not like the spectrum of a black-body radiator , and it seems very likely that the radiation reaching the earth is a combination of thermal radiation from the atmosphere and non thermal components . 
Meaning of the word marked with <WSD> tags:  the largest planet and the 5th from the sun; has many satellites and is one of the brightest objects in the night sky