Definition of "hyperon" [hyperon]

• A semistable or unstable baryon with mass greater than the neutron. See Table at subatomic particle. (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.

• "When the violation of parity was discovered I began a series of electronic experiments to investigate parity violation in hyperon decays."
• "As large number of hyperons may be produced in dense matter, hyperon-hyperon interaction is important and included in this model."
• "We investigate the effect of exotic matter in particular, hyperon matter on neutron star properties such as equation of state (EoS), mass-radius relationship and bulk viscosity."