"N" meaning in Spanish

{
  "forms": [
    {
      "form": "n",
      "tags": [
        "lowercase"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "letters",
        "3": "upper case",
        "4": "",
        "5": "lower case",
        "6": "n"
      },
      "expansion": "N (upper case, lower case n)",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "_dis": "93 7",
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "60 40",
          "kind": "topical",
          "langcode": "es",
          "name": "Compass points",
          "orig": "es:Compass points",
          "parents": [
            "Directions",
            "Navigation",
            "Nature",
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the 14th letter of the Spanish alphabet"
      ],
      "id": "en-N-es-character-UNDFUZkb",
      "tags": [
        "letter",
        "uppercase"
      ]
    }
  ],
  "word": "N"
}

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "nouns",
        "g": "m"
      },
      "expansion": "N m",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "north",
          "word": "norte"
        }
      ],
      "categories": [],
      "glosses": [
        "Abbreviation of norte; north"
      ],
      "id": "en-N-es-noun-UF7HDuK4",
      "links": [
        [
          "norte",
          "norte#Spanish"
        ],
        [
          "north",
          "north"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "masculine"
      ]
    }
  ],
  "word": "N"
}

{
  "categories": [
    "Spanish entries with incorrect language header",
    "Spanish lemmas",
    "Spanish letters",
    "Spanish masculine nouns",
    "Spanish nouns",
    "es:Compass points"
  ],
  "forms": [
    {
      "form": "n",
      "tags": [
        "lowercase"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "letters",
        "3": "upper case",
        "4": "",
        "5": "lower case",
        "6": "n"
      },
      "expansion": "N (upper case, lower case n)",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "character",
  "senses": [
    {
      "glosses": [
        "the 14th letter of the Spanish alphabet"
      ],
      "tags": [
        "letter",
        "uppercase"
      ]
    }
  ],
  "word": "N"
}

{
  "categories": [
    "Spanish entries with incorrect language header",
    "Spanish lemmas",
    "Spanish letters",
    "Spanish masculine nouns",
    "Spanish nouns",
    "es:Compass points"
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "nouns",
        "g": "m"
      },
      "expansion": "N m",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "north",
          "word": "norte"
        }
      ],
      "categories": [
        "Spanish abbreviations"
      ],
      "glosses": [
        "Abbreviation of norte; north"
      ],
      "links": [
        [
          "norte",
          "norte#Spanish"
        ],
        [
          "north",
          "north"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "masculine"
      ]
    }
  ],
  "word": "N"
}

{
  "called_from": "form_descriptions/1147",
  "msg": "suspicious related form tags ('lowercase',): 'n' in 'N (upper case, lower case n)'",
  "path": [
    "N"
  ],
  "section": "Spanish",
  "subsection": "letter",
  "title": "N",
  "trace": ""
}