元となった辞書の項目
orthocenter
noun
(geometry)
The
intersection
of
the
three
lines
that
can
be
drawn
flowing
from
the
three
corners
of
a
triangle
to
a
point
along
the
opposite
side
where
each
line
intersects
that
side
at
a
90
degree
angle;
in
an
acute
triangle,
it
is
inside
the
triangle;
in
an
obtuse
triangle,
it
is
outside
the
triangle.
意味（1）
(geometry)
The
intersection
of
the
three
lines
that
can
be
drawn
flowing
from
the
three
corners
of
a
triangle
to
a
point
along
the
opposite
side
where
each
line
intersects
that
side
at
a
90
degree
angle;
in
an
acute
triangle,
it
is
inside
the
triangle;
in
an
obtuse
triangle,
it
is
outside
the
triangle.
