"εφτά" meaning in Greek

{
  "forms": [
    {
      "form": "eftá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "numeral",
        "3": "invariable"
      },
      "expansion": "εφτά • (eftá) (invariable)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "ε‧φτά"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "eptá",
          "word": "επτά"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "name": "Greek cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative spelling of επτά (eptá)"
      ],
      "id": "en-εφτά-el-num-gI-Z-feg",
      "links": [
        [
          "επτά",
          "επτά#Greek"
        ]
      ],
      "related": [
        {
          "word": "Greek number and measurement"
        }
      ],
      "tags": [
        "alt-of",
        "alternative",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/eˈfta/"
    },
    {
      "audio": "El-εφτά.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/da/El-%CE%B5%CF%86%CF%84%CE%AC.ogg/El-%CE%B5%CF%86%CF%84%CE%AC.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/da/El-%CE%B5%CF%86%CF%84%CE%AC.ogg",
      "text": "Audio"
    }
  ],
  "word": "εφτά"
}

{
  "forms": [
    {
      "form": "eftá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "numeral",
        "3": "invariable"
      },
      "expansion": "εφτά • (eftá) (invariable)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "ε‧φτά"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "num",
  "related": [
    {
      "word": "Greek number and measurement"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "extra": "eptá",
          "word": "επτά"
        }
      ],
      "categories": [
        "Greek cardinal numbers",
        "Greek entries with incorrect language header",
        "Greek lemmas",
        "Greek numerals",
        "Greek terms with IPA pronunciation",
        "Greek terms with audio links"
      ],
      "glosses": [
        "Alternative spelling of επτά (eptá)"
      ],
      "links": [
        [
          "επτά",
          "επτά#Greek"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/eˈfta/"
    },
    {
      "audio": "El-εφτά.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/da/El-%CE%B5%CF%86%CF%84%CE%AC.ogg/El-%CE%B5%CF%86%CF%84%CE%AC.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/da/El-%CE%B5%CF%86%CF%84%CE%AC.ogg",
      "text": "Audio"
    }
  ],
  "word": "εφτά"
}