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Opacity
Definitions
(2)
1
noun
The
quality
of
being
opaque
,
or
not
allowing
light
to
pass
through
.
The
opacity
of
the
glass
made
it
impossible
to
see
through
.
Artists
often
play
with
opacity
to
create
depth
in
their
paintings
.
The
fog's
opacity
reduced
visibility
on
the
road
.
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2
noun
The
state
of
being
difficult
to
understand
or
unclear
.
The
opacity
of
the
legal
document
confused
many
readers
.
Critics
often
complain
about
the
opacity
of
modern
poetry
.
The
report's
opacity
made
it
hard
to
grasp
the
main
points
.
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Kids' explanation
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Word games
Word Origin
Language
Latin
Original word
opacitās
Originally meant
shadiness, darkness
Background
The word 'opacity' comes from the Latin 'opacitās', which means shadiness or darkness. It entered English in the late 16th century, originally referring to the quality of being opaque or not letting light through.