"black rust" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "black rust (uncountable)",
      "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": "Plant diseases",
          "orig": "en:Plant diseases",
          "parents": [
            "Diseases",
            "Phytopathology",
            "Disease",
            "Botany",
            "Pathology",
            "Health",
            "Biology",
            "Medicine",
            "Body",
            "Sciences",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A disease of wheat, in which a black, moist substance is deposited in the fissures of the grain."
      ],
      "id": "en-black_rust-en-noun-BAFq8UHE",
      "links": [
        [
          "phytopathology",
          "phytopathology"
        ],
        [
          "disease",
          "disease"
        ],
        [
          "wheat",
          "wheat"
        ]
      ],
      "raw_glosses": [
        "(phytopathology) A disease of wheat, in which a black, moist substance is deposited in the fissures of the grain."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "biology",
        "botany",
        "medicine",
        "natural-sciences",
        "pathology",
        "phytopathology",
        "sciences"
      ]
    }
  ],
  "word": "black rust"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "black rust (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "en:Plant diseases"
      ],
      "glosses": [
        "A disease of wheat, in which a black, moist substance is deposited in the fissures of the grain."
      ],
      "links": [
        [
          "phytopathology",
          "phytopathology"
        ],
        [
          "disease",
          "disease"
        ],
        [
          "wheat",
          "wheat"
        ]
      ],
      "raw_glosses": [
        "(phytopathology) A disease of wheat, in which a black, moist substance is deposited in the fissures of the grain."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "biology",
        "botany",
        "medicine",
        "natural-sciences",
        "pathology",
        "phytopathology",
        "sciences"
      ]
    }
  ],
  "word": "black rust"
}