"έως" meaning in Greek

{
  "etymology_templates": [
    {
      "args": {
        "1": "el",
        "2": "grc",
        "3": "ἕως",
        "4": "",
        "5": "until, till, while"
      },
      "expansion": "Ancient Greek ἕως (héōs, “until, till, while”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Ancient Greek ἕως (héōs, “until, till, while”).",
  "forms": [
    {
      "form": "éos",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "preposition",
        "head": "",
        "sort": ""
      },
      "expansion": "έως • (éos)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "έως • (éos)",
      "name": "el-prep"
    }
  ],
  "hyphenation": [
    "έ‧ως"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "Greek prepositions",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "I go to the end of the world.",
          "roman": "Páo éos tin ákri tou kósmou.",
          "text": "Πάω έως την άκρη του κόσμου.",
          "type": "example"
        }
      ],
      "glosses": [
        "until"
      ],
      "id": "en-έως-el-prep-LjIA3oS5",
      "links": [
        [
          "until",
          "until"
        ]
      ],
      "raw_glosses": [
        "(position): until"
      ],
      "tags": [
        "with-accusative"
      ],
      "topics": [
        "position"
      ]
    },
    {
      "categories": [
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "Greek prepositions",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "I'll be home before six.",
          "roman": "Tha eímai sto spíti éos tis éxi.",
          "text": "Θα είμαι στο σπίτι έως τις έξι.",
          "type": "example"
        }
      ],
      "glosses": [
        "until, before"
      ],
      "id": "en-έως-el-prep-d9IfW62l",
      "links": [
        [
          "until",
          "until"
        ],
        [
          "before",
          "before"
        ]
      ],
      "raw_glosses": [
        "(time): until, before"
      ],
      "tags": [
        "with-accusative"
      ],
      "topics": [
        "time"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈeos/"
    },
    {
      "rhymes": "-eos"
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "english": "os",
      "word": "ως"
    }
  ],
  "word": "έως"
}

{
  "categories": [
    "Greek entries with incorrect language header",
    "Greek lemmas",
    "Greek prepositions",
    "Greek terms derived from Ancient Greek",
    "Greek terms inherited from Ancient Greek",
    "Pages with 1 entry",
    "Pages with entries",
    "Rhymes:Greek/eos",
    "Rhymes:Greek/eos/2 syllables"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "el",
        "2": "grc",
        "3": "ἕως",
        "4": "",
        "5": "until, till, while"
      },
      "expansion": "Ancient Greek ἕως (héōs, “until, till, while”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Ancient Greek ἕως (héōs, “until, till, while”).",
  "forms": [
    {
      "form": "éos",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "preposition",
        "head": "",
        "sort": ""
      },
      "expansion": "έως • (éos)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "έως • (éos)",
      "name": "el-prep"
    }
  ],
  "hyphenation": [
    "έ‧ως"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        "Greek terms with usage examples"
      ],
      "examples": [
        {
          "english": "I go to the end of the world.",
          "roman": "Páo éos tin ákri tou kósmou.",
          "text": "Πάω έως την άκρη του κόσμου.",
          "type": "example"
        }
      ],
      "glosses": [
        "until"
      ],
      "links": [
        [
          "until",
          "until"
        ]
      ],
      "raw_glosses": [
        "(position): until"
      ],
      "tags": [
        "with-accusative"
      ],
      "topics": [
        "position"
      ]
    },
    {
      "categories": [
        "Greek terms with usage examples"
      ],
      "examples": [
        {
          "english": "I'll be home before six.",
          "roman": "Tha eímai sto spíti éos tis éxi.",
          "text": "Θα είμαι στο σπίτι έως τις έξι.",
          "type": "example"
        }
      ],
      "glosses": [
        "until, before"
      ],
      "links": [
        [
          "until",
          "until"
        ],
        [
          "before",
          "before"
        ]
      ],
      "raw_glosses": [
        "(time): until, before"
      ],
      "tags": [
        "with-accusative"
      ],
      "topics": [
        "time"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈeos/"
    },
    {
      "rhymes": "-eos"
    }
  ],
  "synonyms": [
    {
      "english": "os",
      "word": "ως"
    }
  ],
  "word": "έως"
}