n.
Pronunciation: ' mag-n ə - ˌ trän
Function: noun
Etymology: blend of magnet and -tron
Date: 1921
: a vacuum tube in which the flow of electrons is controlled by an applied magnetic field to generate power at microwave frequencies
n.
Pronunciation: ' mag-n ə - ˌ trän
Function: noun
Etymology: blend of magnet and -tron
Date: 1921
: a vacuum tube in which the flow of electrons is controlled by an applied magnetic field to generate power at microwave frequencies
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012