Source Word
dark energy
Noun
uncountable
(astronomy,
astrophysics)
A
hypothetical
form
of
energy
which,
it
is
supposed,
is
spread
uniformly
throughout
space
(and
time)
and
has
anti-gravitational
properties:
it
represents
a
possible
mechanism
for
the
cosmological
constant,
and
thus
is
one
of
the
possible
explanations
for
the
current
accelerating
rate
of
expansion
of
the
universe;
and
it
is
estimated
to
account
for
about
74%
of
the
mass-energy
of
the
universe.
Japanese Meaning
宇宙空間全体に均一に広がっていると考えられ、反重力的性質を持つ仮説上のエネルギー。宇宙定数のメカニズムの一つとして、現在の宇宙の加速膨張の説明に寄与し、宇宙の質量エネルギーの大部分を占める可能性がある。
Sense（1）
(astronomy,
astrophysics)
A
hypothetical
form
of
energy
which,
it
is
supposed,
is
spread
uniformly
throughout
space
(and
time)
and
has
anti-gravitational
properties:
it
represents
a
possible
mechanism
for
the
cosmological
constant,
and
thus
is
one
of
the
possible
explanations
for
the
current
accelerating
rate
of
expansion
of
the
universe;
and
it
is
estimated
to
account
for
about
74%
of
the
mass-energy
of
the
universe.
