Last Updated
：2025/11/19
aperture
IPA(Pronunciation)
Noun
of a right circular cone
rare
Japanese Meaning
小さな開口部、隙間、割れ目、穴などの意味。 / 光学では、光路の直径を制限するための穴を指す。
Sense（2）
Sense（3）
Sense（4）
(space
flight,
communication)
The
(typically)
large-diameter
antenna
used
for
receiving
and
transmitting
radio
frequency
energy
containing
the
data
used
in
communication
satellites,
especially
in
the
geostationary
belt.
For
a
comsat,
this
is
typically
a
large
reflective
dish
antenna;
sometimes
called
an
array.
（ plural ）
Quizzes for review
A small or narrow opening, gap, slit, or hole. / (optics) A hole which restricts the diameter of the lightpath through one plane in an optical system.
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See correct answer
aperture
The archaeologist peered through the narrow aperture in the ancient wall to glimpse the hidden chamber.
See correct answer
The archaeologist peered through the narrow aperture in the ancient wall to glimpse the hidden chamber.
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