antimatter Definition

matter, antiparticle, subatomic particle, strange quark, baryon, quark, nucleon, hydrogen atom, boson, magnetic monopole, cosmological constant, particle beam, particle accelerator, particle, graviton, collider, universe, neutrinos, positrons, antineutrinos, supernovae, gamma rays, muons, atoms, gravitons, supersymmetry, antiprotons, protons, cosmic rays, hadrons, fermions, galaxies, general relativity, neutrons, photons, neutron star, axion, leptons, pions, deuterium, particle physics, cosmic ray, antineutron, antiquarks, comet, quantum mechanics, planets, nucleosynthesis, quantum physics, quantum theory, radioactive decay, astrophysical, quasars, cosmic microwave background, physicists, antimuon, weak force, fundamental particle, electrons, osmium, hydrogen, muonium, superconductivity, pulsars, meson, positronium, antibaryon, quanta, supersolid, supercollider, redshift, strong force, abiogenesis, gauge boson, photoelectric effect, attosecond, atom smasher, protostar, gluon, tokamak, color force, nuclei, asteroids, radial velocity, electron volt, superfluidity, electric dipole, antilepton, quantum mechanical, astronomers, lambda particle, quasicrystal, antitauon, heisenberg uncertainty principle, cosmology, helium, planetoid, meteoroid, novas, magnetic flux,