"diminished fifth" meaning in English

{
  "forms": [
    {
      "form": "diminished fifths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diminished fifth (plural diminished fifths)",
      "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": "topical",
          "langcode": "en",
          "name": "Music",
          "orig": "en:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "C - G is a perfect fifth, C - G♭ is a diminished fifth, and C - G# is an augmented fifth.",
          "type": "example"
        }
      ],
      "glosses": [
        "A type of tritone in musical composition formed by narrowing a perfect fifth by one chromatic semitones. In twelve-tone equal temperament, it spans five diatonic scale degrees like a perfect fifth but narrower by a semitone. The number of diatonic degrees it spans is what distinguishes it from an augmented fourth."
      ],
      "id": "en-diminished_fifth-en-noun-wfVA4Pcv",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "tritone",
          "tritone"
        ],
        [
          "musical",
          "musical"
        ],
        [
          "composition",
          "composition"
        ],
        [
          "perfect fifth",
          "perfect fifth"
        ],
        [
          "semitones",
          "semitone"
        ],
        [
          "diatonic scale",
          "diatonic scale"
        ],
        [
          "semitone",
          "semitone"
        ],
        [
          "augmented fourth",
          "augmented fourth"
        ]
      ],
      "raw_glosses": [
        "(music) A type of tritone in musical composition formed by narrowing a perfect fifth by one chromatic semitones. In twelve-tone equal temperament, it spans five diatonic scale degrees like a perfect fifth but narrower by a semitone. The number of diatonic degrees it spans is what distinguishes it from an augmented fourth."
      ],
      "related": [
        {
          "word": "augmented fifth"
        },
        {
          "word": "augmented fourth"
        },
        {
          "word": "perfect fifth"
        },
        {
          "word": "dissonance"
        },
        {
          "word": "musical interval"
        },
        {
          "word": "tritone"
        }
      ],
      "synonyms": [
        {
          "word": "flatted fifth"
        }
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "diminished fifth"
}

{
  "forms": [
    {
      "form": "diminished fifths",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diminished fifth (plural diminished fifths)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "augmented fifth"
    },
    {
      "word": "augmented fourth"
    },
    {
      "word": "perfect fifth"
    },
    {
      "word": "dissonance"
    },
    {
      "word": "musical interval"
    },
    {
      "word": "tritone"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "en:Music"
      ],
      "examples": [
        {
          "text": "C - G is a perfect fifth, C - G♭ is a diminished fifth, and C - G# is an augmented fifth.",
          "type": "example"
        }
      ],
      "glosses": [
        "A type of tritone in musical composition formed by narrowing a perfect fifth by one chromatic semitones. In twelve-tone equal temperament, it spans five diatonic scale degrees like a perfect fifth but narrower by a semitone. The number of diatonic degrees it spans is what distinguishes it from an augmented fourth."
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "tritone",
          "tritone"
        ],
        [
          "musical",
          "musical"
        ],
        [
          "composition",
          "composition"
        ],
        [
          "perfect fifth",
          "perfect fifth"
        ],
        [
          "semitones",
          "semitone"
        ],
        [
          "diatonic scale",
          "diatonic scale"
        ],
        [
          "semitone",
          "semitone"
        ],
        [
          "augmented fourth",
          "augmented fourth"
        ]
      ],
      "raw_glosses": [
        "(music) A type of tritone in musical composition formed by narrowing a perfect fifth by one chromatic semitones. In twelve-tone equal temperament, it spans five diatonic scale degrees like a perfect fifth but narrower by a semitone. The number of diatonic degrees it spans is what distinguishes it from an augmented fourth."
      ],
      "synonyms": [
        {
          "word": "flatted fifth"
        }
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "diminished fifth"
}