Transform Orientation Items

GLOBAL

Global.

Align the transformation axes to world space.

LOCAL

Local.

Align the transformation axes to the selected objects’ local space.

NORMAL

Normal.

Align the transformation axes to average normal of selected elements (bone Y axis for pose mode).

GIMBAL

Gimbal.

Align each axis to the Euler rotation axis as used for input.

VIEW

View.

Align the transformation axes to the window.

CURSOR

Cursor.

Align the transformation axes to the 3D cursor.