"Rhenish fan" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "Rheinischer Fächer"
      },
      "expansion": "Calque of German Rheinischer Fächer",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of German Rheinischer Fächer. So called because all or most of the isoglosses collapse in Hesse and fan out to the west.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Rhenish fan",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "German",
          "orig": "en:German",
          "parents": [
            "Languages",
            "Language",
            "Names",
            "Communication",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Linguistics",
          "orig": "en:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian and Low Saxon)"
      ],
      "id": "en-Rhenish_fan-en-name-SEhKRZO1",
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "isogloss",
          "isogloss"
        ],
        [
          "West Central German",
          "West Central German"
        ],
        [
          "Low Franconian",
          "Low Franconian"
        ],
        [
          "Low Saxon",
          "Low Saxon"
        ]
      ],
      "raw_glosses": [
        "(linguistics) A set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian and Low Saxon)"
      ],
      "synonyms": [
        {
          "word": "Rhenish Fan"
        }
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "translations": [
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "Rheinischer Fächer"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "rheinischer Fächer"
        }
      ],
      "wikipedia": [
        "Rhenish fan"
      ]
    }
  ],
  "word": "Rhenish fan"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "Rheinischer Fächer"
      },
      "expansion": "Calque of German Rheinischer Fächer",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of German Rheinischer Fächer. So called because all or most of the isoglosses collapse in Hesse and fan out to the west.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Rhenish fan",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms calqued from German",
        "English terms derived from German",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with German translations",
        "Translation table header lacks gloss",
        "en:German",
        "en:Linguistics"
      ],
      "glosses": [
        "A set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian and Low Saxon)"
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "isogloss",
          "isogloss"
        ],
        [
          "West Central German",
          "West Central German"
        ],
        [
          "Low Franconian",
          "Low Franconian"
        ],
        [
          "Low Saxon",
          "Low Saxon"
        ]
      ],
      "raw_glosses": [
        "(linguistics) A set of isoglosses in West Central German showing how the effect of the High German consonant shift gradually decreases towards the north-west (i.e. towards Low Franconian and Low Saxon)"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "Rhenish fan"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Rhenish Fan"
    }
  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "Rheinischer Fächer"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "rheinischer Fächer"
    }
  ],
  "word": "Rhenish fan"
}