Dictionary of Electronics "X" to "zeroing"
X Symbol for reactance. X axis Horizontal axis. Y Symbol for admittance. Y axis Vertical axis. Z axis Axis perpendicular to both X and Y axes. zener diode Semiconductor diode in which reverse breakdown voltage current causes the diode to develop a constant voltage. Used as a clamp for voltage regulation. zeroing Calibrating a meter so that it shows a value of zero when zero is being measured.