"ὀπτικόν" meaning in Ancient Greek

{
  "forms": [
    {
      "form": "optikón",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "adjective form",
        "g": "n"
      },
      "expansion": "ὀπτικόν • (optikón) n",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "54 46",
          "kind": "other",
          "name": "Ancient Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "inflection of ὀπτικός (optikós):",
        "masculine accusative singular"
      ],
      "id": "en-ὀπτικόν-grc-adj-oAruAe8o",
      "links": [
        [
          "ὀπτικός",
          "ὀπτικός#Ancient Greek"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "masculine",
        "singular"
      ]
    },
    {
      "categories": [
        {
          "_dis": "54 46",
          "kind": "other",
          "name": "Ancient Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "inflection of ὀπτικός (optikós):",
        "neuter nominative/accusative/vocative singular"
      ],
      "id": "en-ὀπτικόν-grc-adj-hVsU4WzO",
      "links": [
        [
          "ὀπτικός",
          "ὀπτικός#Ancient Greek"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "neuter",
        "nominative",
        "singular",
        "vocative"
      ]
    }
  ],
  "word": "ὀπτικόν"
}

{
  "categories": [
    "Ancient Greek adjective forms",
    "Ancient Greek entries with incorrect language header",
    "Ancient Greek non-lemma forms"
  ],
  "forms": [
    {
      "form": "optikón",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "adjective form",
        "g": "n"
      },
      "expansion": "ὀπτικόν • (optikón) n",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "inflection of ὀπτικός (optikós):",
        "masculine accusative singular"
      ],
      "links": [
        [
          "ὀπτικός",
          "ὀπτικός#Ancient Greek"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "masculine",
        "singular"
      ]
    },
    {
      "glosses": [
        "inflection of ὀπτικός (optikós):",
        "neuter nominative/accusative/vocative singular"
      ],
      "links": [
        [
          "ὀπτικός",
          "ὀπτικός#Ancient Greek"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "neuter",
        "nominative",
        "singular",
        "vocative"
      ]
    }
  ],
  "word": "ὀπτικόν"
}