dark matter

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dark matter

n.
Matter that emits little or no detectable radiation of its own, postulated to account for observed gravitational forces that affect astronomical objects but have no observable sources. Dark matter is thought to be part of the missing mass.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

dark matter

n
(Astronomy) astronomy matter known to make up perhaps 90% of the mass of the universe, but not detectable by its absorption or emission of electromagnetic radiation
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

dark′ mat`ter


n.
a hypothetical form of matter invisible to electromagnetic radiation, postulated to account for gravitational forces observed in the universe.
[1920–25]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dark matter - (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force
matter - that which has mass and occupies space; "physicists study both the nature of matter and the forces which govern it"
cosmogeny, cosmogony, cosmology - the branch of astrophysics that studies the origin and evolution and structure of the universe
weakly interacting massive particle, WIMP - a hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

dark matter

n (Astron) → dunkle Materie, Dunkelmaterie f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
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ABU DHABI, 7th August 2019 (WAM) - DarkMatter Group, the region's first and only fully integrated digital and cyber transformation firm, has announced the Cybersecurity Research Award (CRA) an award focused on generating ideas that will safeguard the world's smart cities against the cybersecurity threats of tomorrow.
DarkMatter Group, the region's first and only fully integrated digital and cyber transformation firm, has announced the Cybersecurity Research Award (CRA) -- an award focused on generating ideas that will safeguard the world's smart cities against the cybersecurity threats of tomorrow.
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