What is the meaning of Axis?

An imaginary line around which an object spins (an axis of rotation) or is symmetrically arranged (an axis of symmetry).

A fixed one-dimensional figure, such as a line or arc, with an origin and orientation and such that its points are in one-to-one correspondence with a set of numbers; an axis forms part of the basis of a space or is used to position and locate data in a graph (a coordinate axis)

The second cervical vertebra of the spine

An imaginary, visualized plane separating two morphologically similar parts of an organism

A form of classification and descriptions of mental disorders or disabilities used in manuals such as the DSM (Diagnostic and Statistical Manual of Mental Disorders)

The main stem or central part about which organs or plant parts such as branches are arranged

An alliance or coalition.

The centre of attention within a process (e.g. the axis of investigation)

A deer native to Asia, of species Axis axis.

Synonym of cerf axis (chital)

An axletree of wagon, car, chariot.

The North Pole.

The heavens or a region or clime of these.

A board, plank.

axis (vertebra)

Source: wiktionary.org