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Aperture

speaker

Meaning

Noun

A small or
,
,
, or hole.
In Optics:
A
which
the
of the
through one
in an
system.
In Astronomy, Optics & Photography:
  • A
    which
    the
    of the
    through one
    in an
    system.
  • The
    of such a
    which
    the
    of the
    through the whole system. For a
    , this is the
    of the
    lens.
  • In Communication & Space:
    The (typically) large-diameter
    used for
    and
    energy
    the
    used in communication
    , especially in the
    . For a
    , this is
    a large
    ; sometimes called an array.
    In Mathematics:
    The
    between the two generatrices.
    Sourced from
    Wiktionary

    Origin

    aperture
    English
    arrow
    apertura
    Latin
    arrow
    aperio
    Latin
    apertus
    Latin
    Sourced from
    Etym
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