Wiktionary
imaginary axis
n. (context mathematics English) The vertical line in the complex plane, every point on which corresponds to a complex number having zero real component
Usage examples of "imaginary axis".
It is obtained by plotting vector sums of points on an Argand plane-that is to say, with one real axis and one imaginary axis.
It is obtained by plotting vector sums of points on an Argand plane -- that is to say, with one real axis and one imaginary axis.
The double helix, about a meter long and thirty centimeters wide, was twisting slowly around an imaginary axis.
The jubilant canary hopped an ecstatic circle around an imaginary axis.
It has three phalanges, of which the first is hidden in the palm of the hand, as the imaginary axis of the world traverses the thickness of the earth.