The secondary axis is perpendicular to the primary one.

The cemetery has a clear arrangement of larger tombs placed along the major central and secondary axes.

The axis that is referenced to the primary axis can be considered a secondary axis.

Dual axis trackers typically have modules oriented parallel to the secondary axis of rotation.

The secondary axis is then typically normal to the primary axis.

When transplanted, it is able to organize a secondary axis and removing it prevents the formation of dorsal structures.

It accumulates in the nucleus only on the dorsal side; ventral β-catenin induces a secondary axis.

Transplantation of Hensen's node results in the formation of a secondary axis.

The perpendicular secondary axis crossed from the President's house to the river as it curved southeastward.

The detached whorls coil around three secondary axes in addition to their primary teleoconch axis.