Definition of 'dark matter'
Example sentences containing 'dark matter'
The Australian instruments will research the composition of the universe, including dark matter and dark energy.Times, Sunday Times (2012)
Some 25 per cent is thought to be dark matter and another 70 per cent to be still more mysterious dark energy.Times, Sunday Times (2009) The Sun (2008)
Trends of 'dark matter'
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Definition of dark matter from the Collins English Dictionary