"ὄγδοος" meaning in Ancient Greek

{
  "etymology_text": "The voicing is due to analogy after ἕβδομος (hébdomos).",
  "forms": [
    {
      "form": "ógdoos",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ὀγδόη",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "ὄγδοον",
      "tags": [
        "neuter"
      ]
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ancient Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Ancient Greek ordinal numbers",
          "parents": [
            "Ordinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ancient Greek terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "eighth"
      ],
      "id": "en-ὄγδοος-grc-adj-rYCFkky3",
      "links": [
        [
          "eighth",
          "eighth"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/óɡ.do.os/"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/"
    },
    {
      "ipa": "/óɡ.do.os/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/ˈoɡ.do.os/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "word": "ὄγδοος"
}

{
  "etymology_text": "The voicing is due to analogy after ἕβδομος (hébdomos).",
  "forms": [
    {
      "form": "ógdoos",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ὀγδόη",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "ὄγδοον",
      "tags": [
        "neuter"
      ]
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Ancient Greek 3-syllable words",
        "Ancient Greek adjectives",
        "Ancient Greek entries with incorrect language header",
        "Ancient Greek lemmas",
        "Ancient Greek ordinal numbers",
        "Ancient Greek proparoxytone terms",
        "Ancient Greek terms with IPA pronunciation",
        "Ancient Greek terms with redundant script codes"
      ],
      "glosses": [
        "eighth"
      ],
      "links": [
        [
          "eighth",
          "eighth"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/óɡ.do.os/"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/"
    },
    {
      "ipa": "/óɡ.do.os/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/ˈoɡ.do.os/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/ˈoɣ.ðo.os/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "word": "ὄγδοος"
}