"prolative case" meaning in English

{
  "forms": [
    {
      "form": "prolative cases",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "prolative case (plural prolative cases)",
      "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"
        },
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          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
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        },
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          "kind": "other",
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        },
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          "name": "Terms with Basque translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Grammar",
          "orig": "en:Grammar",
          "parents": [
            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A declension, in some languages, of a noun or pronoun that has the basic meaning of \"by way of\"."
      ],
      "id": "en-prolative_case-en-noun-3eBcX-tn",
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "declension",
          "declension"
        ],
        [
          "language",
          "language"
        ],
        [
          "noun",
          "noun"
        ],
        [
          "pronoun",
          "pronoun"
        ]
      ],
      "raw_glosses": [
        "(grammar) A declension, in some languages, of a noun or pronoun that has the basic meaning of \"by way of\"."
      ],
      "synonyms": [
        {
          "word": "vialis case"
        }
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "translations": [
        {
          "code": "eu",
          "lang": "Basque",
          "sense": "prolative case",
          "word": "prolatibo"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "prolative case",
          "word": "prolatiivi"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "prolativ",
          "sense": "prolative case",
          "tags": [
            "masculine"
          ],
          "word": "пролатив"
        }
      ],
      "wikipedia": [
        "prolative case"
      ]
    }
  ],
  "word": "prolative case"
}

{
  "forms": [
    {
      "form": "prolative cases",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "prolative case (plural prolative cases)",
      "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",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Basque translations",
        "Terms with Finnish translations",
        "Terms with Russian translations",
        "en:Grammar"
      ],
      "glosses": [
        "A declension, in some languages, of a noun or pronoun that has the basic meaning of \"by way of\"."
      ],
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "declension",
          "declension"
        ],
        [
          "language",
          "language"
        ],
        [
          "noun",
          "noun"
        ],
        [
          "pronoun",
          "pronoun"
        ]
      ],
      "raw_glosses": [
        "(grammar) A declension, in some languages, of a noun or pronoun that has the basic meaning of \"by way of\"."
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "prolative case"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "vialis case"
    }
  ],
  "translations": [
    {
      "code": "eu",
      "lang": "Basque",
      "sense": "prolative case",
      "word": "prolatibo"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "prolative case",
      "word": "prolatiivi"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "prolativ",
      "sense": "prolative case",
      "tags": [
        "masculine"
      ],
      "word": "пролатив"
    }
  ],
  "word": "prolative case"
}