"critical temperature" meaning in English

{
  "forms": [
    {
      "form": "critical temperatures",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "critical temperature (plural critical temperatures)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The temperature at the critical point of a substance, i.e. the temperature above which the substance cannot be liquefied."
      ],
      "id": "en-critical_temperature-en-noun-K~rumroQ",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "temperature",
          "temperature"
        ],
        [
          "critical point",
          "critical point"
        ],
        [
          "liquefied",
          "liquefy"
        ]
      ],
      "raw_glosses": [
        "(physics) The temperature at the critical point of a substance, i.e. the temperature above which the substance cannot be liquefied."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "temperature",
          "word": "kriittinen lämpötila"
        },
        {
          "code": "ga",
          "lang": "Irish",
          "sense": "temperature",
          "tags": [
            "feminine"
          ],
          "word": "teocht chriticiúil"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "temperature",
          "tags": [
            "feminine"
          ],
          "word": "temperatură critică"
        },
        {
          "code": "sk",
          "lang": "Slovak",
          "sense": "temperature",
          "word": "kritická teplota"
        }
      ],
      "wikipedia": [
        "critical temperature"
      ]
    }
  ],
  "word": "critical temperature"
}

{
  "forms": [
    {
      "form": "critical temperatures",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "critical temperature (plural critical temperatures)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Physics"
      ],
      "glosses": [
        "The temperature at the critical point of a substance, i.e. the temperature above which the substance cannot be liquefied."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "temperature",
          "temperature"
        ],
        [
          "critical point",
          "critical point"
        ],
        [
          "liquefied",
          "liquefy"
        ]
      ],
      "raw_glosses": [
        "(physics) The temperature at the critical point of a substance, i.e. the temperature above which the substance cannot be liquefied."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "critical temperature"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "temperature",
      "word": "kriittinen lämpötila"
    },
    {
      "code": "ga",
      "lang": "Irish",
      "sense": "temperature",
      "tags": [
        "feminine"
      ],
      "word": "teocht chriticiúil"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "temperature",
      "tags": [
        "feminine"
      ],
      "word": "temperatură critică"
    },
    {
      "code": "sk",
      "lang": "Slovak",
      "sense": "temperature",
      "word": "kritická teplota"
    }
  ],
  "word": "critical temperature"
}