最終更新日：2025/11/25
(astronomy) Initialism of luminous red nova: an astronomical event, believed to be a type of stellar explosion, intermediate in power between a nova and a supernova, and such that as the explosive debris expands it reddens and cools, unlike a nova or supernova, in which thinning explosive debris exposes hotter interior layers.
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名詞
略語
別表記
イニシャリズム
(astronomy)
Initialism
of
luminous
red
nova:
an
astronomical
event,
believed
to
be
a
type
of
stellar
explosion,
intermediate
in
power
between
a
nova
and
a
supernova,
and
such
that
as
the
explosive
debris
expands
it
reddens
and
cools,
unlike
a
nova
or
supernova,
in
which
thinning
explosive
debris
exposes
hotter
interior
layers.
日本語の意味
明るく赤い新星（luminous red nova）の略。天体現象の一種で、通常の新星と超新星の中間のエネルギー規模の恒星爆発とされ、爆発により放出された物質が拡散する際に赤みを帯びて冷却する現象を指す。
意味（1）
(astronomy)
Initialism
of
luminous
red
nova:
an
astronomical
event,
believed
to
be
a
type
of
stellar
explosion,
intermediate
in
power
between
a
nova
and
a
supernova,
and
such
that
as
the
explosive
debris
expands
it
reddens
and
cools,
unlike
a
nova
or
supernova,
in
which
thinning
explosive
debris
exposes
hotter
interior
layers.
（ plural ）
