"axis" - key terms from Wikipedia

ap axis
around the gimbal axis
axis
axis	and allies
axis	forces
axis	mundi
axis	of evil
axis	of justice
axis	of rotation
axis	of symmetry
axis	of terror
axis	of the rotation lay
axis	powers
axis	powers of world war
axis	tracker
bent axis
beyond the axis	of evil
bore axis
celestial axis
central axis
dark axis
each axis
horizontal axis
hpa axis
if the axis
lens axis
logarithmic axis
longitudinal axis
major axis
neutral axis
new axis
one axis
optical axis
parallel axis	theorem
pivot axis
polar axis
principal axis
real axis
roll axis
rotation axis
rotation axis	of the moon
rotational axis
s axis
single axis
sinuous axis
steering axis
transverse axis
vertical axis
world axis
z axis