z-axis

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English[edit]

Etymology[edit]

z- +‎ axis

Noun[edit]

Illustration of the x, y, and z axes of a three-dimensional graph.

z-axis (plural z-axes)

  1. (algebraic geometry) The axis on a graph of at least three dimensions that is usually drawn vertically and usually shows the range of values of a variable dependent on two other variables or the third independent variable.

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