dark matter
noun
: nonluminous matter not yet directly detected by astronomers that is hypothesized to exist to account for various observed gravitational effects
Examples of dark matter in a Sentence
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If the second camp was right, there needed to be so little matter, overall, that dark matter — despite the clear evidence — would be an impossibility.
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Big Think, 17 Oct. 2025
Gradually, dark matter particles gravitated towards the center of the galaxy.
—Chris Young, Interesting Engineering, 16 Oct. 2025
And can small dark matter clumps exist without forming stars inside them?
—Keith Cooper, Space.com, 13 Oct. 2025
Whichever the case, the researchers are now curious to discover more characteristics of the intriguing object, including determining whether dark matter can exist in small clumps without stars.
—Eric Lagatta, USA Today, 13 Oct. 2025
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Big Think, 17 Oct. 2025
Gradually, dark matter particles gravitated towards the center of the galaxy.
—Chris Young, Interesting Engineering, 16 Oct. 2025
And can small dark matter clumps exist without forming stars inside them?
—Keith Cooper, Space.com, 13 Oct. 2025
Whichever the case, the researchers are now curious to discover more characteristics of the intriguing object, including determining whether dark matter can exist in small clumps without stars.
—Eric Lagatta, USA Today, 13 Oct. 2025
See All Example Sentences for dark matter
Cite this Entry
“Dark matter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dark%20matter. Accessed 23 Oct. 2025.
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