"berceo" meaning in Spanish

{
  "forms": [
    {
      "form": "berceos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "berceo m (plural berceos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "es",
          "name": "Grasses",
          "orig": "es:Grasses",
          "parents": [
            "Commelinids",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Celtica gigantea (syn. Stipa gigantea), the giant needle grass."
      ],
      "id": "en-berceo-es-noun-jYHFbW8P",
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "berceo"
}

{
  "forms": [
    {
      "form": "berceos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "berceo m (plural berceos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Entries missing English vernacular names of taxa",
        "Entries using missing taxonomic name (species)",
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish masculine nouns",
        "Spanish nouns",
        "Spanish nouns with red links in their headword lines",
        "es:Grasses"
      ],
      "glosses": [
        "Celtica gigantea (syn. Stipa gigantea), the giant needle grass."
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "berceo"
}