Last Updated：2025/12/06
(astrophysics, cosmology, astronomy, physics) The known universe; the part of the universe that is not part of the dark sector; the segment of the universe that is explained by the known laws of physics, and whose components (particles) are predicted by it. The portion of the universe that is not dark matter nor dark energy.
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light sector
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Source Word
light sector
Noun
no-plural
(astrophysics,
cosmology,
astronomy,
physics)
The
known
universe;
the
part
of
the
universe
that
is
not
part
of
the
dark
sector;
the
segment
of
the
universe
that
is
explained
by
the
known
laws
of
physics,
and
whose
components
(particles)
are
predicted
by
it.
The
portion
of
the
universe
that
is
not
dark
matter
nor
dark
energy.
Japanese Meaning
既知の宇宙、すなわち暗黒部門に属さない宇宙全体。 / 暗黒物質や暗黒エネルギーを含まない、既存の物理法則で説明できる宇宙領域。 / ダークセクターに該当しない、観測可能なまたは既知の物理法則に基づいて解釈される宇宙部分。
Sense（1）
(astrophysics,
cosmology,
astronomy,
physics)
The
known
universe;
the
part
of
the
universe
that
is
not
part
of
the
dark
sector;
the
segment
of
the
universe
that
is
explained
by
the
known
laws
of
physics,
and
whose
components
(particles)
are
predicted
by
it.
The
portion
of
the
universe
that
is
not
dark
matter
nor
dark
energy.
