"eroplen" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "en",
        "3": "aeroplane"
      },
      "expansion": "English aeroplane",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "fr",
        "3": "aéroplane"
      },
      "expansion": "French aéroplane",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "grc",
        "3": "ἀερόπλανος",
        "4": "",
        "5": "wandering in air"
      },
      "expansion": "Ancient Greek ἀερόπλανος (aeróplanos, “wandering in air”)",
      "name": "der"
    }
  ],
  "etymology_text": "From English aeroplane, from French aéroplane, from Ancient Greek ἀερόπλανος (aeróplanos, “wandering in air”).",
  "forms": [
    {
      "form": "eroplenau",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "eroplen",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "heroplen",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "eroplenau",
        "g2": "m"
      },
      "expansion": "eroplen f or m (plural eroplenau)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Aircraft",
          "orig": "cy:Aircraft",
          "parents": [
            "Aviation",
            "Technology",
            "Aeronautics",
            "Transport",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "airplane"
      ],
      "id": "en-eroplen-cy-noun-D0iGg0Jh",
      "links": [
        [
          "airplane",
          "airplane"
        ]
      ],
      "synonyms": [
        {
          "word": "awyren"
        }
      ],
      "tags": [
        "feminine",
        "masculine"
      ]
    }
  ],
  "word": "eroplen"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "en",
        "3": "aeroplane"
      },
      "expansion": "English aeroplane",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "fr",
        "3": "aéroplane"
      },
      "expansion": "French aéroplane",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "grc",
        "3": "ἀερόπλανος",
        "4": "",
        "5": "wandering in air"
      },
      "expansion": "Ancient Greek ἀερόπλανος (aeróplanos, “wandering in air”)",
      "name": "der"
    }
  ],
  "etymology_text": "From English aeroplane, from French aéroplane, from Ancient Greek ἀερόπλανος (aeróplanos, “wandering in air”).",
  "forms": [
    {
      "form": "eroplenau",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "eroplen",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "heroplen",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "eroplenau",
        "g2": "m"
      },
      "expansion": "eroplen f or m (plural eroplenau)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh feminine nouns",
        "Welsh lemmas",
        "Welsh masculine nouns",
        "Welsh nouns",
        "Welsh nouns with multiple genders",
        "Welsh nouns with red links in their headword lines",
        "Welsh terms derived from Ancient Greek",
        "Welsh terms derived from English",
        "Welsh terms derived from French",
        "cy:Aircraft"
      ],
      "glosses": [
        "airplane"
      ],
      "links": [
        [
          "airplane",
          "airplane"
        ]
      ],
      "tags": [
        "feminine",
        "masculine"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "awyren"
    }
  ],
  "word": "eroplen"
}