Function: noun
Date: 1859
: an electron tube evacuated to a high degree of vacuum
VACUUM TUBE
Meaning of VACUUM TUBE in English
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012
Function: noun
Date: 1859
: an electron tube evacuated to a high degree of vacuum
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012