time axis; time basis; timeline
main spindle; main shaft; linchpin; pivot; principal axis; main axis
pivot foot; emphasis; priority; focus
basis; foundation; core; criterion; standard
(center portion of a) scroll (centre)
vertical axis; vertical line; vertical shaft; spindle; connection between past and present
abscissa; horizontal axis; horizontal scroll
axis; pivot; central figure; key man
bearing; shaft bearing; axle bearing; plummer block; pillow block
point at issue; axis of a conflict; focus of confrontation
same axle; coaxial (cable)
axis; axle; plan; contrivance
penholder (handle into which a penpoint fits)
axial center; central axis
major axis; line of apsides; apse line
optic axis; visual axis; line of vision
axial flow; axial current
polar axis (of a telescope); polar axis (in a polar coordinate system)
axis of symmetry; line of symmetry
cultivar of Japanese apricot (Prunus mume); cultivar of mulberry
geometrical axis (of the eye)
shaft end; axial end; end of the shaft
steering column; steering shaft
optic axis (of a crystal); optical axis
the eight volumes of the Lotus Sutra
hypocotyl; embryonic axis