Definition of "repulsion" []

• The act of repulsing or the condition of being repulsed. (noun)
• Extreme aversion. (noun)
• Physics The tendency of particles or bodies of the same electric charge or magnetic polarity to separate. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The important final line of his conclusion is, “that gravitational repulsion is not a function of the total particle velocity or energy; rather, its occurrence depends on the relationship between the transverse and radial velocity.”"
• "Equiano carefully marks both his own repulsion from the bodies of the"
• "This work had shown that, because of the wave properties of matter, there is a certain probability for a positively charged particle to penetrate into a nucleus even if, according to ordinary mechanical concepts, the velocity of the particle does not suffice to overcome the electric repulsion from the nucleus."