Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hypothetical stable cluster of four neutrons.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

tetra- +‎ neutron

Examples

  • The absorption of jets, the evidence of gluonium, tetraneutron, pentaquark or dimuon events can serve as a tangible evidence of condensation of matter due the supersymmetry effects of surface tension.

    PhysOrg.com - latest science and technology news stories

  • Established theory does allow the tetraneutron to exist - though only as a ridiculously short-lived particle.

    doggdot.us

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