"Knudsen flow" meaning in English

{
  "etymology_text": "From Martin Knudsen, Danish physicist.",
  "forms": [
    {
      "form": "Knudsen flows",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Knudsen flow (plural Knudsen flows)",
      "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": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The flow of a gas in which the mean free path of its molecules is much longer than the characteristic dimension of the tube etc that it is flowing through."
      ],
      "id": "en-Knudsen_flow-en-noun-PHsPS-35",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "gas",
          "gas"
        ],
        [
          "mean free path",
          "mean free path"
        ],
        [
          "molecule",
          "molecule"
        ]
      ],
      "raw_glosses": [
        "(physics) The flow of a gas in which the mean free path of its molecules is much longer than the characteristic dimension of the tube etc that it is flowing through."
      ],
      "synonyms": [
        {
          "word": "free molecule flow"
        }
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "flow of a gas",
          "word": "Knudsen-áramlás"
        }
      ],
      "wikipedia": [
        "Martin Knudsen"
      ]
    }
  ],
  "word": "Knudsen flow"
}

{
  "etymology_text": "From Martin Knudsen, Danish physicist.",
  "forms": [
    {
      "form": "Knudsen flows",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Knudsen flow (plural Knudsen flows)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Physics"
      ],
      "glosses": [
        "The flow of a gas in which the mean free path of its molecules is much longer than the characteristic dimension of the tube etc that it is flowing through."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "gas",
          "gas"
        ],
        [
          "mean free path",
          "mean free path"
        ],
        [
          "molecule",
          "molecule"
        ]
      ],
      "raw_glosses": [
        "(physics) The flow of a gas in which the mean free path of its molecules is much longer than the characteristic dimension of the tube etc that it is flowing through."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Martin Knudsen"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "free molecule flow"
    }
  ],
  "translations": [
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "flow of a gas",
      "word": "Knudsen-áramlás"
    }
  ],
  "word": "Knudsen flow"
}