Last Updated
：2025/11/22
bilge keel
Noun
(nautical)
a
strake,
or
small
keel
or
blister,
running
along
much
of
the
length
of
the
hull.
It
is
used
to
reduce
the
hull's
tendency
to
roll.
They
are
typically
fitted
one
on
each
side,
low
down
on
the
side
of
the
hull,
so
as
not
to
increase
the
draft
of
the
vessel.
In
battleships
they
were
often
quite
large
and
used
as
part
of
the
torpedo
protection
system.
Japanese Meaning
船体の長い部分に沿って取り付けられる、小型のキールやブリスターのような構造物で、船体のロール（揺れ）を低減する役割を持つ。 / 通常、船体の両側に1つずつ取り付けられ、船の喫水（水中にある部分）に影響を与えないように低い位置に設けられる。 / 戦艦などでは、ビルジキールが大きく設計され、魚雷防護システムの一部として機能することもある。
Sense（1）
(nautical)
a
strake,
or
small
keel
or
blister,
running
along
much
of
the
length
of
the
hull.
It
is
used
to
reduce
the
hull's
tendency
to
roll.
They
are
typically
fitted
one
on
each
side,
low
down
on
the
side
of
the
hull,
so
as
not
to
increase
the
draft
of
the
vessel.
In
battleships
they
were
often
quite
large
and
used
as
part
of
the
torpedo
protection
system.
（ plural ）
Quizzes for review
(nautical) a strake, or small keel or blister, running along much of the length of the hull. It is used to reduce the hull's tendency to roll. They are typically fitted one on each side, low down on the side of the hull, so as not to increase the draft of the vessel. In battleships they were often quite large and used as part of the torpedo protection system.
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See correct answer
bilge keel
The ship's roll was noticeably reduced after the crew installed a bilge keel along each side of the hull.
See correct answer
The ship's roll was noticeably reduced after the crew installed a bilge keel along each side of the hull.
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