cathode-ray tube
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cathode-ray tube Definition
(n)
a
vacuum
tube
in
which
a
hot
cathode
emits
a
beam
of
electrons
that
pass
through
a
high
voltage
anode
and
are
focused
or
deflected
before
hitting
a
phosphorescent
screen
cathode-ray tube Synonyms
cathode-ray tube
CRT
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