"perfect cube" meaning in English

{
  "forms": [
    {
      "form": "perfect cubes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "perfect cube (plural perfect cubes)",
      "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": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "27 is a perfect cube, as it is equal to 3 × 3 × 3.",
          "type": "example"
        }
      ],
      "glosses": [
        "An integer that is the product of three instances of another integer; equivalently, it is the product of an integer and its square."
      ],
      "id": "en-perfect_cube-en-noun-7vVZxIkG",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "integer",
          "integer"
        ],
        [
          "product",
          "product"
        ],
        [
          "square",
          "square#English:_power"
        ]
      ],
      "raw_glosses": [
        "(mathematics) An integer that is the product of three instances of another integer; equivalently, it is the product of an integer and its square."
      ],
      "synonyms": [
        {
          "word": "cube number"
        }
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "kuutioluku"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "cube parfait"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "perfekte Kubikzahl"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "note": "no equivalent term in Polish",
          "sense": "Translations"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "but see sześcian doskonały"
        },
        {
          "code": "yi",
          "lang": "Yiddish",
          "roman": "rikhtiker kub",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "ריכטיקער קוב"
        }
      ]
    }
  ],
  "word": "perfect cube"
}

{
  "forms": [
    {
      "form": "perfect cubes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "perfect cube (plural perfect cubes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "Translation table header lacks gloss",
        "en:Mathematics"
      ],
      "examples": [
        {
          "text": "27 is a perfect cube, as it is equal to 3 × 3 × 3.",
          "type": "example"
        }
      ],
      "glosses": [
        "An integer that is the product of three instances of another integer; equivalently, it is the product of an integer and its square."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "integer",
          "integer"
        ],
        [
          "product",
          "product"
        ],
        [
          "square",
          "square#English:_power"
        ]
      ],
      "raw_glosses": [
        "(mathematics) An integer that is the product of three instances of another integer; equivalently, it is the product of an integer and its square."
      ],
      "synonyms": [
        {
          "word": "cube number"
        }
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "kuutioluku"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "cube parfait"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "perfekte Kubikzahl"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "note": "no equivalent term in Polish",
      "sense": "Translations"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "but see sześcian doskonały"
    },
    {
      "code": "yi",
      "lang": "Yiddish",
      "roman": "rikhtiker kub",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "ריכטיקער קוב"
    }
  ],
  "word": "perfect cube"
}