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26984 words
laser
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3 definitions • 7 examples
1
(a
device
that
produces
) a
powerful
,
narrow
beam
of
light
that can be used as a
tool
to cut
metal
, to
perform
medical
operations
, or to
create
patterns
of
light
for
entertainment
:
Examples:
laser
beam
laser
surgery
2
a
device
that
produces
a
powerful
,
highly
controlled
,
narrow
beam
of
light
:
Examples:
a laser
beam
Doctors
destroyed
the
tumor
with a laser.
3
a
device
that
produces
a
powerful
narrow
beam
of
light
that can be used as a
tool
, for
example
to cut
metal
, to
perform
medical
operations
, etc. The
beam
of
light
is also
known
as a laser:
Examples:
It
shines
a laser
beam
on to the
surface
of the
disc
to
read
the
pattern
of the
bumps
.
Our
team
are
engaged
in the
research
of laser
technology
.
They now use a laser
gun
for
reading
barcodes.
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