元となった辞書の項目
punty
noun
(glassblowing)
A
metal
rod
used
in
the
glassblowing
process.
After
a
glass
vessel
has
been
blown
to
approximate
size
and
the
bottom
of
the
piece
has
been
finalized,
the
rod,
which
is
tipped
with
a
wad
of
hot
glass,
is
attached
to
the
bottom
of
the
vessel
to
hold
it
while
the
top
is
finalized.
It
often
leaves
an
irregular
or
ring-shaped
scar
on
the
base
when
removed
called
the
"pontil
mark".
意味（1）
(glassblowing)
A
metal
rod
used
in
the
glassblowing
process.
After
a
glass
vessel
has
been
blown
to
approximate
size
and
the
bottom
of
the
piece
has
been
finalized,
the
rod,
which
is
tipped
with
a
wad
of
hot
glass,
is
attached
to
the
bottom
of
the
vessel
to
hold
it
while
the
top
is
finalized.
It
often
leaves
an
irregular
or
ring-shaped
scar
on
the
base
when
removed
called
the
"pontil
mark".
