"weightlessness" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Terms suffixed with -ness",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "weightless",
        "2": "ness"
      },
      "expansion": "weightless + -ness",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "weightless + -ness",
  "forms": [
    {
      "form": "weightlessness",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "–",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "–",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "Astronauts train for space flights in planes that make steep dives to create a sense of weightlessness."
        }
      ],
      "glosses": [
        "Weightlessness is the feeling of having very little or no weight."
      ],
      "id": "simple-weightlessness-en-adj-D3i~F7Ou"
    }
  ],
  "word": "weightlessness"
}

{
  "categories": [
    "Terms suffixed with -ness"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "weightless",
        "2": "ness"
      },
      "expansion": "weightless + -ness",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "weightless + -ness",
  "forms": [
    {
      "form": "weightlessness",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "–",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "–",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "Astronauts train for space flights in planes that make steep dives to create a sense of weightlessness."
        }
      ],
      "glosses": [
        "Weightlessness is the feeling of having very little or no weight."
      ]
    }
  ],
  "word": "weightlessness"
}