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dark matter

2 ENTRIES FOUND:
  1. dark matter (noun)
  2. cold dark matter (noun)

dark matter

noun

Definition of DARK MATTER

: nonluminous matter not yet directly detected by astronomers that is hypothesized to exist to account for various observed gravitational effects

First Known Use of DARK MATTER

1982

Rhymes with DARK MATTER

back matter, backscatter, bespatter, flat-hatter, front matter, gray matter, no matter, standpatter, the matter, white matter, wildcatter

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