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English definition of “axis”

axis

noun [C]    /ˈæk·səs/ (plural axes  /ˈæk·siz/)
a real or imaginary straight line that goes through the center of a spinning object or a line that divides a shape into two equal halves earth science The earth's axis is an imaginary line that goes through the earth between the North Pole and the South Pole . mathematics An axis is also a line on a graph used to show the position of a point .
(Definition of axis noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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