Meaning of central projection

cen'tral projec'tion

Pronunciation: [key]
— Geom. Geom.
  1. a projection of one plane onto a second plane such that a point on the first plane and its image on the second plane lie on a straight line through a fixed point not on either plane.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.