"τετρα-" meaning in All languages combined

{
  "forms": [
    {
      "form": "tetra-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "combining form"
      },
      "expansion": "τετρα- • (tetra-)",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "combining_form",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ancient Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "grc",
          "name": "Four",
          "orig": "grc:Four",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "téttares, “four”",
          "word": "τέτταρες"
        }
      ],
      "glosses": [
        "Combining form of τέτταρες (téttares, “four”)"
      ],
      "id": "en-τετρα--grc-combining_form-f7E835Ql",
      "links": [
        [
          "τέτταρες",
          "τέσσαρες#Ancient_Greek"
        ]
      ],
      "synonyms": [
        {
          "roman": "petra-",
          "tags": [
            "Boeotian"
          ],
          "word": "πετρα-"
        },
        {
          "roman": "petro-",
          "word": "πετρο- — Thessalian"
        },
        {
          "english": "before a vowel with rough breathing",
          "roman": "tethr-",
          "word": "τεθρ-"
        },
        {
          "english": "before a vowel with smooth breathing",
          "roman": "tetr-",
          "word": "τετρ-"
        }
      ],
      "tags": [
        "form-of",
        "in-compounds",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/te.tra/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/te.tra/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/te.tra/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/te.tra/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "word": "τετρα-"
}

{
  "forms": [
    {
      "form": "tetra-",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "combining form"
      },
      "expansion": "τετρα- • (tetra-)",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "combining_form",
  "senses": [
    {
      "categories": [
        "Ancient Greek 2-syllable words",
        "Ancient Greek combining forms",
        "Ancient Greek entries with incorrect language header",
        "Ancient Greek lemmas",
        "Ancient Greek terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "grc:Four"
      ],
      "form_of": [
        {
          "extra": "téttares, “four”",
          "word": "τέτταρες"
        }
      ],
      "glosses": [
        "Combining form of τέτταρες (téttares, “four”)"
      ],
      "links": [
        [
          "τέτταρες",
          "τέσσαρες#Ancient_Greek"
        ]
      ],
      "tags": [
        "form-of",
        "in-compounds",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/"
    },
    {
      "ipa": "/te.tra/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/te.tra/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/te.tra/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/te.tra/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/te.tra/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "synonyms": [
    {
      "roman": "petra-",
      "tags": [
        "Boeotian"
      ],
      "word": "πετρα-"
    },
    {
      "roman": "petro-",
      "word": "πετρο- — Thessalian"
    },
    {
      "english": "before a vowel with rough breathing",
      "roman": "tethr-",
      "word": "τεθρ-"
    },
    {
      "english": "before a vowel with smooth breathing",
      "roman": "tetr-",
      "word": "τετρ-"
    }
  ],
  "word": "τετρα-"
}