"aperture membrane" meaning in English

{
  "forms": [
    {
      "form": "aperture membranes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "aperture membrane (plural aperture membranes)",
      "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"
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          "source": "w"
        },
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          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Palynology",
          "orig": "en:Palynology",
          "parents": [
            "Geology",
            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1952, Gunnar Erdtman, Pollen Morphology and Plant Taxonomy, →ISBN, page 466:",
          "text": "In germinating grains the aperture membrane is pushed open like a lid.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Section of exine forming the base of an aperture"
      ],
      "id": "en-aperture_membrane-en-noun-FXwsZ1jf",
      "links": [
        [
          "palynology",
          "palynology"
        ],
        [
          "exine",
          "exine"
        ],
        [
          "aperture",
          "aperture"
        ]
      ],
      "raw_glosses": [
        "(palynology) Section of exine forming the base of an aperture"
      ],
      "topics": [
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "palynology",
        "physical-sciences"
      ]
    }
  ],
  "word": "aperture membrane"
}

{
  "forms": [
    {
      "form": "aperture membranes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "aperture membrane (plural aperture membranes)",
      "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",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Palynology"
      ],
      "examples": [
        {
          "ref": "1952, Gunnar Erdtman, Pollen Morphology and Plant Taxonomy, →ISBN, page 466:",
          "text": "In germinating grains the aperture membrane is pushed open like a lid.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Section of exine forming the base of an aperture"
      ],
      "links": [
        [
          "palynology",
          "palynology"
        ],
        [
          "exine",
          "exine"
        ],
        [
          "aperture",
          "aperture"
        ]
      ],
      "raw_glosses": [
        "(palynology) Section of exine forming the base of an aperture"
      ],
      "topics": [
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "palynology",
        "physical-sciences"
      ]
    }
  ],
  "word": "aperture membrane"
}