"neutrinoless" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Dérivations en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en anglais suffixés avec -less",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Dérivé de neutrino, avec le suffixe -less."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en anglais de la physique",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "T. Bloxham et al., Pair correlations in the neutrinoless double-β decay candidate ¹³⁰Te, Phys. Rev. C 82, 027308 (2010)",
          "text": "Pair correlations in the ground state of ¹³⁰Te have been investigated using pair-transfer experiments to explore the validity of approximations in calculating the matrix element for neutrinoless double-β decay."
        }
      ],
      "glosses": [
        "Sans émission de neutrino."
      ],
      "id": "fr-neutrinoless-en-adj-f9XMLK7g",
      "tags": [
        "physical"
      ]
    }
  ],
  "word": "neutrinoless"
}

{
  "categories": [
    "Adjectifs en anglais",
    "Dérivations en anglais",
    "Lemmes en anglais",
    "Mots en anglais suffixés avec -less",
    "anglais"
  ],
  "etymology_texts": [
    "Dérivé de neutrino, avec le suffixe -less."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire",
        "Lexique en anglais de la physique"
      ],
      "examples": [
        {
          "ref": "T. Bloxham et al., Pair correlations in the neutrinoless double-β decay candidate ¹³⁰Te, Phys. Rev. C 82, 027308 (2010)",
          "text": "Pair correlations in the ground state of ¹³⁰Te have been investigated using pair-transfer experiments to explore the validity of approximations in calculating the matrix element for neutrinoless double-β decay."
        }
      ],
      "glosses": [
        "Sans émission de neutrino."
      ],
      "tags": [
        "physical"
      ]
    }
  ],
  "word": "neutrinoless"
}