"infestant" meaning in English

{
  "forms": [
    {
      "form": "infestants",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "infestant (plural infestants)",
      "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": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "reinfestant"
        }
      ],
      "examples": [
        {
          "ref": "2009, H. Lewin Devasahayam, Illustrated Plant Pathology: Basic Concepts, page 380:",
          "text": "Fungal spores or other structures produced by some of the pathogens are quite visible to the naked eye. These are mostly found as seed contaminants or seed infestants.",
          "type": "quote"
        }
      ],
      "glosses": [
        "That which infests something"
      ],
      "id": "en-infestant-en-noun-bRRVmnDN",
      "links": [
        [
          "infest",
          "infest"
        ]
      ]
    }
  ],
  "word": "infestant"
}

{
  "derived": [
    {
      "word": "reinfestant"
    }
  ],
  "forms": [
    {
      "form": "infestants",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "infestant (plural infestants)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "Pages with 3 entries",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2009, H. Lewin Devasahayam, Illustrated Plant Pathology: Basic Concepts, page 380:",
          "text": "Fungal spores or other structures produced by some of the pathogens are quite visible to the naked eye. These are mostly found as seed contaminants or seed infestants.",
          "type": "quote"
        }
      ],
      "glosses": [
        "That which infests something"
      ],
      "links": [
        [
          "infest",
          "infest"
        ]
      ]
    }
  ],
  "word": "infestant"
}