"placode" meaning in English

{
  "forms": [
    {
      "form": "placodes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "placode (plural placodes)",
      "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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          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        },
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          "kind": "topical",
          "langcode": "en",
          "name": "Biology",
          "orig": "en:Biology",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Embryology",
          "orig": "en:Embryology",
          "parents": [
            "Biology",
            "Developmental biology",
            "Medicine",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "preplacode"
        },
        {
          "word": "placodal"
        }
      ],
      "examples": [
        {
          "ref": "1974, Herbert Tuchmann-Duplessis, G. David, P. Haegel, Illustrated Human Embryology, Volumes 1-3, Springer, page 94",
          "text": "The placodes are localized thickenings of the cephalic surface ectoderm. Each placode is formed from a group of cells which gives rise to a specific organ with a given specialized function.",
          "type": "quotation"
        },
        {
          "text": "1978, Charles Russell Bardeen, Irving Hardesty, John Lewis Bremer, Edward Allen Boyden (editors), The Anatomical Record, Volume 191, A. R. Liss, page 450,\nThe neural crest cell bodies become more distant from the placode, but their cell processes permeate the increasingly fibrillar extracellular matrix subjacent to the placode."
        },
        {
          "ref": "2008, Roderick Nigel Finn, B. G. Kapoor, editors, Fish Larval Physiology, Taylor & Francis, page 15",
          "text": "Following neurulation, the placodes are first visible as thickenings of columnar epithelium in the non-neural ectoderm, which will go on to form the paired sense organs (olfactory, otic, and lateral line placodes), the lens of the eye (lens placode), the anterior lobe of the pituitary gland (adenohypophyseal placode) and essential components of some ganglia (epibranchial and trigeminal placodes).",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops."
      ],
      "id": "en-placode-en-noun-yWwEfuqX",
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "anatomy",
          "anatomy"
        ],
        [
          "thickening",
          "thickening"
        ],
        [
          "epithelial",
          "epithelial"
        ],
        [
          "embryo",
          "embryo"
        ],
        [
          "organ",
          "organ"
        ],
        [
          "sense organ",
          "sense organ"
        ]
      ],
      "raw_glosses": [
        "(biology, anatomy, comparative anatomy) A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops."
      ],
      "synonyms": [
        {
          "tags": [
            "dated"
          ],
          "word": "plakode"
        }
      ],
      "tags": [
        "comparative"
      ],
      "topics": [
        "anatomy",
        "biology",
        "medicine",
        "natural-sciences",
        "sciences"
      ],
      "translations": [
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "plakód",
          "sense": "platelike thickening of the epithelial layer of an embryo",
          "tags": [
            "masculine"
          ],
          "word": "плако́д"
        }
      ],
      "wikipedia": [
        "placode"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈplækəʊd/"
    }
  ],
  "word": "placode"
}

{
  "derived": [
    {
      "word": "preplacode"
    },
    {
      "word": "placodal"
    }
  ],
  "forms": [
    {
      "form": "placodes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "placode (plural placodes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "English terms with quotations",
        "en:Anatomy",
        "en:Biology",
        "en:Embryology"
      ],
      "examples": [
        {
          "ref": "1974, Herbert Tuchmann-Duplessis, G. David, P. Haegel, Illustrated Human Embryology, Volumes 1-3, Springer, page 94",
          "text": "The placodes are localized thickenings of the cephalic surface ectoderm. Each placode is formed from a group of cells which gives rise to a specific organ with a given specialized function.",
          "type": "quotation"
        },
        {
          "text": "1978, Charles Russell Bardeen, Irving Hardesty, John Lewis Bremer, Edward Allen Boyden (editors), The Anatomical Record, Volume 191, A. R. Liss, page 450,\nThe neural crest cell bodies become more distant from the placode, but their cell processes permeate the increasingly fibrillar extracellular matrix subjacent to the placode."
        },
        {
          "ref": "2008, Roderick Nigel Finn, B. G. Kapoor, editors, Fish Larval Physiology, Taylor & Francis, page 15",
          "text": "Following neurulation, the placodes are first visible as thickenings of columnar epithelium in the non-neural ectoderm, which will go on to form the paired sense organs (olfactory, otic, and lateral line placodes), the lens of the eye (lens placode), the anterior lobe of the pituitary gland (adenohypophyseal placode) and essential components of some ganglia (epibranchial and trigeminal placodes).",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops."
      ],
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "anatomy",
          "anatomy"
        ],
        [
          "thickening",
          "thickening"
        ],
        [
          "epithelial",
          "epithelial"
        ],
        [
          "embryo",
          "embryo"
        ],
        [
          "organ",
          "organ"
        ],
        [
          "sense organ",
          "sense organ"
        ]
      ],
      "raw_glosses": [
        "(biology, anatomy, comparative anatomy) A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops."
      ],
      "tags": [
        "comparative"
      ],
      "topics": [
        "anatomy",
        "biology",
        "medicine",
        "natural-sciences",
        "sciences"
      ],
      "wikipedia": [
        "placode"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈplækəʊd/"
    }
  ],
  "synonyms": [
    {
      "tags": [
        "dated"
      ],
      "word": "plakode"
    }
  ],
  "translations": [
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "plakód",
      "sense": "platelike thickening of the epithelial layer of an embryo",
      "tags": [
        "masculine"
      ],
      "word": "плако́д"
    }
  ],
  "word": "placode"
}