Englishfor English speakers
backswing
noun
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(sports) The preparatory stroke preceding that which produces contact with the target. Normally associated with sports using an implement such as a bat, club, racket or stick.
voltage
Noun
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Voltage is an amount of electromotive force; a number of volts.
pulser
noun
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One who or that which pulses.
—
A machine for generating a pulse.