"prototroch" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "proto",
        "3": "troch"
      },
      "expansion": "proto- + -troch",
      "name": "confix"
    }
  ],
  "etymology_text": "proto- + -troch",
  "forms": [
    {
      "form": "prototrochs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s"
      },
      "expansion": "prototroch (plural prototrochs)",
      "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": "English terms prefixed with proto-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -troch",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "prototrochal"
        }
      ],
      "examples": [
        {
          "ref": "2015 July 11, Néva P Meyer et al., “Nervous system development in lecithotrophic larval and juvenile stages of the annelid Capitella teleta”, in Frontiers in Zoology, volume 12, →DOI",
          "text": "The neurites underlying the prototroch are lost after metamorphosis, suggesting that these neurons serve a larval function.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A ciliary band in the larvae of trochophores"
      ],
      "id": "en-prototroch-en-noun-ufnJiyTN",
      "links": [
        [
          "ciliary",
          "ciliary"
        ],
        [
          "band",
          "band"
        ],
        [
          "larva",
          "larva"
        ],
        [
          "trochophore",
          "trochophore"
        ]
      ]
    }
  ],
  "word": "prototroch"
}

{
  "derived": [
    {
      "word": "prototrochal"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "proto",
        "3": "troch"
      },
      "expansion": "proto- + -troch",
      "name": "confix"
    }
  ],
  "etymology_text": "proto- + -troch",
  "forms": [
    {
      "form": "prototrochs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s"
      },
      "expansion": "prototroch (plural prototrochs)",
      "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 prefixed with proto-",
        "English terms suffixed with -troch",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2015 July 11, Néva P Meyer et al., “Nervous system development in lecithotrophic larval and juvenile stages of the annelid Capitella teleta”, in Frontiers in Zoology, volume 12, →DOI",
          "text": "The neurites underlying the prototroch are lost after metamorphosis, suggesting that these neurons serve a larval function.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A ciliary band in the larvae of trochophores"
      ],
      "links": [
        [
          "ciliary",
          "ciliary"
        ],
        [
          "band",
          "band"
        ],
        [
          "larva",
          "larva"
        ],
        [
          "trochophore",
          "trochophore"
        ]
      ]
    }
  ],
  "word": "prototroch"
}