"octa-" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "英語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_ラテン語由来",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_古典ギリシア語由来",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_接頭辞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_接頭辞 ギリシア語起源",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_接頭辞 ラテン語起源",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_接頭辞\"octa-\"",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "octagon"
    },
    {
      "word": "octahedron"
    },
    {
      "word": "octad"
    },
    {
      "word": "octane"
    },
    {
      "word": "octomino"
    }
  ],
  "etymology_texts": [
    "古典ギリシア語 で\"8\"を意味する \"οκτώ\"、および ラテン語 の \"octo\" から。"
  ],
  "forms": [
    {
      "form": "母音の前ではoct-"
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "prefix",
  "pos_title": "接頭辞",
  "senses": [
    {
      "glosses": [
        "8の意。オクタ"
      ],
      "id": "ja-octa--en-prefix-VDl0idce"
    }
  ],
  "synonyms": [
    {
      "word": "octo-"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "octa-"
}

{
  "categories": [
    "英語",
    "英語_ラテン語由来",
    "英語_古典ギリシア語由来",
    "英語_接頭辞",
    "英語_接頭辞 ギリシア語起源",
    "英語_接頭辞 ラテン語起源",
    "英語_接頭辞\"octa-\""
  ],
  "derived": [
    {
      "word": "octagon"
    },
    {
      "word": "octahedron"
    },
    {
      "word": "octad"
    },
    {
      "word": "octane"
    },
    {
      "word": "octomino"
    }
  ],
  "etymology_texts": [
    "古典ギリシア語 で\"8\"を意味する \"οκτώ\"、および ラテン語 の \"octo\" から。"
  ],
  "forms": [
    {
      "form": "母音の前ではoct-"
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "prefix",
  "pos_title": "接頭辞",
  "senses": [
    {
      "glosses": [
        "8の意。オクタ"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "octo-"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "octa-"
}