"tetra-" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τετρα-",
        "4": "",
        "5": ""
      },
      "expansion": "Ancient Greek τετρα- (tetra-)",
      "name": "derived"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τέτταρες",
        "4": "",
        "5": ""
      },
      "expansion": "Ancient Greek τέτταρες (téttares)",
      "name": "derived"
    },
    {
      "args": {
        "1": "grc",
        "2": "τέσσαρες",
        "3": "",
        "4": "four"
      },
      "expansion": "τέσσαρες (téssares, “four”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek τετρα- (tetra-), combining form of Ancient Greek τέτταρες (téttares), from τέσσαρες (téssares, “four”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix"
      },
      "expansion": "tetra-",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Four",
          "orig": "en:Four",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2006, Thomas Pynchon, Against the Day, Vintage 2007, p. 665: [cf. -latry]",
          "text": "Which is how Kit first heard about the T.W.I.T. back in London, and of the ghostly neo-Pythagorean cult of tetralatry or worship of the number four, currently the rage in certain European circles"
        }
      ],
      "glosses": [
        "Four."
      ],
      "id": "en-tetra--en-prefix-L3ggpTJd",
      "links": [
        [
          "Four",
          "four"
        ]
      ],
      "related": [
        {
          "word": "number"
        }
      ],
      "synonyms": [
        {
          "word": "quadri-"
        },
        {
          "word": "tessara-"
        },
        {
          "tags": [
            "before-vowel"
          ],
          "word": "tetr-"
        }
      ],
      "tags": [
        "morpheme"
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "tetra-"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "tetra-"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "tétra-"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "tetra-"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "tetra-"
        },
        {
          "code": "pa",
          "lang": "Punjabi",
          "roman": "cu",
          "sense": "forming compound words having the sense of ‘four’",
          "word": "چُ"
        }
      ],
      "wikipedia": [
        "number prefix",
        "tetra-"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtɛtɹə/"
    }
  ],
  "word": "tetra-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τετρα-",
        "4": "",
        "5": ""
      },
      "expansion": "Ancient Greek τετρα- (tetra-)",
      "name": "derived"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τέτταρες",
        "4": "",
        "5": ""
      },
      "expansion": "Ancient Greek τέτταρες (téttares)",
      "name": "derived"
    },
    {
      "args": {
        "1": "grc",
        "2": "τέσσαρες",
        "3": "",
        "4": "four"
      },
      "expansion": "τέσσαρες (téssares, “four”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek τετρα- (tetra-), combining form of Ancient Greek τέτταρες (téttares), from τέσσαρες (téssares, “four”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix"
      },
      "expansion": "tetra-",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "word": "number"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English prefixes",
        "English terms derived from Ancient Greek",
        "English terms with IPA pronunciation",
        "English terms with non-redundant non-automated sortkeys",
        "en:Four"
      ],
      "examples": [
        {
          "ref": "2006, Thomas Pynchon, Against the Day, Vintage 2007, p. 665: [cf. -latry]",
          "text": "Which is how Kit first heard about the T.W.I.T. back in London, and of the ghostly neo-Pythagorean cult of tetralatry or worship of the number four, currently the rage in certain European circles"
        }
      ],
      "glosses": [
        "Four."
      ],
      "links": [
        [
          "Four",
          "four"
        ]
      ],
      "tags": [
        "morpheme"
      ],
      "wikipedia": [
        "number prefix",
        "tetra-"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtɛtɹə/"
    }
  ],
  "synonyms": [
    {
      "word": "quadri-"
    },
    {
      "word": "tessara-"
    },
    {
      "tags": [
        "before-vowel"
      ],
      "word": "tetr-"
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "tetra-"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "tetra-"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "tétra-"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "tetra-"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "tetra-"
    },
    {
      "code": "pa",
      "lang": "Punjabi",
      "roman": "cu",
      "sense": "forming compound words having the sense of ‘four’",
      "word": "چُ"
    }
  ],
  "word": "tetra-"
}