dark matter

(redirected from Black 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.

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

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]
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
Translations

dark matter

n (Astron) → dunkle Materie, Dunkelmaterie f
References in classic literature ?
But a still more wonderful conjuror fashioned for himself a mighty thing that was neither man nor beast, but which had brains of lead, intermixed with a black matter like pitch, and fingers that it employed with such incredible speed and dexterity that it would have had no trouble in writing out twenty thousand copies of the Koran in an hour, and this with so exquisite a precision, that in all the copies there should not be found one to vary from another by the breadth of the finest hair.
The group added: 'The documentary is a spat on the tears of Nigerians who for the last few days have been spending sleepless nights at fuel stations and paying through their nose for black matter rate fuel at 500 naira per litre.
When it was launched researchers weren't even sure if it was the right way to search for black matter because it had never been directly observed before, (http://www.