There are multiple definitions:

1. point-of-gaze(English)

   • the point in space that is imaged on the center of the highest acuity region of the retina (fovea) of each eye
   • ACPG
   • Ophthalmology
   • http://www.eize…tachment/36.pdf

2. powered gait orthosis(English)

   • HKAFO, KAFO, PCI, SCI
   • Orthopedics, Spine (or spinal cord), Injury
   • https://doi.org…038/sc.2012.162