"tetra-" meaning in Italian

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "grc",
        "3": "τέτταρες"
      },
      "expansion": "Ancient Greek τέτταρες (téttares)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek τέτταρες (téttares), τέσσαρες (téssares, “four”).",
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "prefix"
      },
      "expansion": "tetra-",
      "name": "head"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "tetraciclina"
        },
        {
          "word": "tetracorallo"
        },
        {
          "word": "tetraginia"
        },
        {
          "word": "tetralina"
        },
        {
          "word": "tetraandria"
        },
        {
          "word": "tetraodonte"
        },
        {
          "word": "tetraparesi"
        },
        {
          "word": "tetratomico"
        },
        {
          "word": "tetrodontiformi"
        }
      ],
      "glosses": [
        "tetra-"
      ],
      "id": "en-tetra--it-prefix-i3YIyLny",
      "links": [
        [
          "tetra-",
          "tetra-#English"
        ]
      ],
      "related": [
        {
          "word": "tetracordo"
        },
        {
          "word": "tetrade"
        },
        {
          "word": "tetrapode"
        },
        {
          "word": "tetrarca"
        },
        {
          "word": "tetrastico"
        }
      ],
      "synonyms": [
        {
          "word": "quadri-"
        },
        {
          "tags": [
            "before-vowel"
          ],
          "word": "tetr-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "tetra-"
}

{
  "derived": [
    {
      "word": "tetraciclina"
    },
    {
      "word": "tetracorallo"
    },
    {
      "word": "tetraginia"
    },
    {
      "word": "tetralina"
    },
    {
      "word": "tetraandria"
    },
    {
      "word": "tetraodonte"
    },
    {
      "word": "tetraparesi"
    },
    {
      "word": "tetratomico"
    },
    {
      "word": "tetrodontiformi"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "grc",
        "3": "τέτταρες"
      },
      "expansion": "Ancient Greek τέτταρες (téttares)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek τέτταρες (téttares), τέσσαρες (téssares, “four”).",
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "prefix"
      },
      "expansion": "tetra-",
      "name": "head"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "prefix",
  "related": [
    {
      "word": "tetracordo"
    },
    {
      "word": "tetrade"
    },
    {
      "word": "tetrapode"
    },
    {
      "word": "tetrarca"
    },
    {
      "word": "tetrastico"
    }
  ],
  "senses": [
    {
      "categories": [
        "Italian entries with incorrect language header",
        "Italian lemmas",
        "Italian prefixes",
        "Italian terms derived from Ancient Greek",
        "Pages using catfix",
        "Pages with 7 entries",
        "Pages with entries"
      ],
      "glosses": [
        "tetra-"
      ],
      "links": [
        [
          "tetra-",
          "tetra-#English"
        ]
      ],
      "synonyms": [
        {
          "word": "quadri-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "before-vowel"
      ],
      "word": "tetr-"
    }
  ],
  "word": "tetra-"
}