"C+" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol"
      },
      "expansion": "C+",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mul",
          "name": "Music",
          "orig": "mul:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "C augmented."
      ],
      "id": "en-C+-mul-symbol-dH~gbSix",
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "raw_glosses": [
        "(music) C augmented."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "C+"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "C+",
      "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Academic grades",
          "orig": "en:Academic grades",
          "parents": [
            "Education",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An academic grade issued by certain institutions. Slightly better than a C and slightly worse than a B−."
      ],
      "id": "en-C+-en-noun-qql76K6~",
      "links": [
        [
          "C",
          "C"
        ],
        [
          "B−",
          "B−"
        ]
      ],
      "related": [
        {
          "word": "C++"
        }
      ]
    }
  ],
  "word": "C+"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "C+",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "C++"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "English terms spelled with +",
        "English terms with non-redundant non-automated sortkeys",
        "English words without vowels",
        "en:Academic grades"
      ],
      "glosses": [
        "An academic grade issued by certain institutions. Slightly better than a C and slightly worse than a B−."
      ],
      "links": [
        [
          "C",
          "C"
        ],
        [
          "B−",
          "B−"
        ]
      ]
    }
  ],
  "word": "C+"
}

{
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol"
      },
      "expansion": "C+",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual symbols",
        "Translingual terms spelled with +",
        "mul:Music"
      ],
      "glosses": [
        "C augmented."
      ],
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "raw_glosses": [
        "(music) C augmented."
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "C+"
}