Froissart bound

Froissart bound

[frwä′sär ‚bau̇nd]
(particle physics)
A limit on the rate at which the cross section of a completely absorptive collision between hadrons can increase with energy, so that the interaction radius cannot increase more rapidly than the logarithm of the energy.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.