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precision
Definitions
(2)
1
The
quality
of
being
exact
and
accurate
.
The
engineer's
precision
in
measurements
ensured
the
bridge
was
safe
.
Her
precision
in
playing
the
piano
was
admired
by
all
.
The
precision
of
the
clock
allows
it
to
keep
perfect
time
.
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2
The
degree
to
which
repeated
measurements
under
unchanged
conditions
show
the
same
results
.
The
precision
of
the
laboratory
tests
was
confirmed
by
consistent
results
.
In
scientific
experiments
,
precision
is
crucial
for
reliable
data
.
The
precision
of
the
instrument
was
tested
by
repeating
the
measurements
.
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Word Origin
Language
Latin
Original word
praecisio
Word parts
prae (before) + caedere (to cut)
Originally meant
a cutting off, a sharpness
Background
The word 'precision' comes from the Latin 'praecisio', meaning a cutting off or sharpness, reflecting the idea of exactness and accuracy. It entered English in the late 16th century, influenced by scientific and mathematical contexts.