axis has definitions from the fields of anatomy,zoology,geometry,botany
1
[ noun ] (geometry) a straight line through a body or figure that satisfies certain conditions

Used in print

(Harry H. Hull, "The Normal Forces and Their Ther...)

If a is the major_axis of an ellipsoid and b and c are the other two axes , the radius_of_curvature in the ab plane at the end of the axis is * * f , and the difference in pressure along the a and b axes is * * f .

If a is the major_axis of an ellipsoid and b and c are the other two axes , the radius_of_curvature in the ab plane at the end of the axis is * * f , and the difference in pressure along the a and b axes is * * f .

If a is the major_axis of an ellipsoid and b and c are the other two axes , the radius_of_curvature in the ab plane at the end of the axis is * * f , and the difference in pressure along the a and b axes is * * f .

(James A. Ibers et al., "Proton magnetic resonance...)

The **f layers are stacked normal to the [ 111 ] axis with the lower oxygens of one layer directly above the upper oxygens of the neighboring lower layer , in such a manner that the repeat is every three layers .

The only effect of lack of a center would then be to release the hydrogen_atoms to occupy general , rather_than special , positions along the [ 111 ] axis .

2
[ noun ] (anatomy,zoology) the 2nd cervical vertebra; serves as a pivot for turning the head

Synonyms

axis_vertebra

3
[ noun ] a group of countries in special alliance

Synonyms

bloc

Related terms

alliance sterling_area

4
[ noun ] (botany) the main stem or central part about which plant organs or plant parts such as branches are arranged

Related terms

stalk rachis spadix stele

5
[ noun ] in World War II the alliance of Germany and Italy in 1936 which later included Japan and other nations

Examples

"the Axis opposed the Allies in World War II"

Related terms

alliance

6
[ noun ] the center around which something rotates

Synonyms

axis_of_rotation

Related terms

mechanism rotor_head pivot

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