In the reports, one clinician noted no differences that were not negligible. The Propaganda for Reform in Proprietary Medicines, Vol. 1 of 2 Various The entire subject of adenomyoma is dealt with from the standpoint of the pathologist, the clinician, and the surgeon.
focal point - a point of convergence of light (or other radiation) or a point from which it diverges. focus. point - the precise location of something; a spatially limited location; she walked to a point where she could survey the whole street.
You may think of these as rays of light from an object infinitely far away, an infinitly far distant object. When these rays strike a concave mirror, they are reflected so they go through a common point and then go on their way; this point is called the focal point.