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English Fox - English Dictionary
Meaning of
thermionic valve
in English
thermionic valve
#uncommon
Definitions
Noun
an
electronic
device
using
electrons
;
switch
,
amplifier
The
engineer
designed
a
thermionic
valve
to
control
the
flow
of
electrons
.
a
British
term
for
vacuum
tube
;
evacuated
glass
tube
A
thermionic
valve
is
also
known
as
a
vacuum
tube
in
British
English
.
Base Words
thermionic
valve