point charge
Americannoun
Etymology
Origin of point charge
First recorded in 1900–05
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Consider the electric field due to a point charge Q .
From Textbooks • Aug. 12, 2015
The nucleus has a positive charge Zqe ; thus, V = kZqe / rn , recalling an earlier equation for the potential due to a point charge.
From Textbooks • Aug. 12, 2015
Consider Figure 19.12, which shows an isolated positive point charge and its electric field lines.
From Textbooks • Aug. 12, 2015
In what region does it differ from that of a point charge?
From Textbooks • Aug. 12, 2015
Just as zero punches a hole in the smooth sheet of general relativity, zero smooths and spreads out the sharp point charge of the electron, covering it in a fog.
From "Zero: The Biography of a Dangerous Idea" by Charles Seife
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.