Definition of 'quasar'
Example sentences containing 'quasar'
Times, Sunday Times (2015)
The exact nature of quasars is not known but they are now believed to be the nuclei at the centre of galaxies.Times, Sunday Times (2010)
It will capture ultraviolet light emanating from distant objects including a quasar that is believed to have formed five billion years ago.Times, Sunday Times (2009) The Sun (2014)
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Definition of quasar from the Collins English Dictionary