"tera-" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi"
      },
      "expansion": "Internationalism",
      "name": "internationalism"
    },
    {
      "args": {
        "1": "en",
        "2": "tera-"
      },
      "expansion": "English tera-",
      "name": "cog"
    },
    {
      "args": {
        "1": "fi",
        "2": "grc",
        "3": "τέρας"
      },
      "expansion": "Ancient Greek τέρας (téras)",
      "name": "der"
    }
  ],
  "etymology_text": "Internationalism (see English tera-), ultimately from Ancient Greek τέρας (téras).",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "prefix",
        "head": ""
      },
      "expansion": "tera-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "tera-",
      "name": "fi-prefix"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish internationalisms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fi",
          "name": "SI units",
          "orig": "fi:SI units",
          "parents": [
            "Units of measure",
            "Metrology",
            "Quantity",
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "tera-"
      ],
      "id": "en-tera--fi-prefix-Jdr~Zzbe",
      "links": [
        [
          "tera-",
          "#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈterɑ-/"
    },
    {
      "ipa": "[ˈt̪e̞rɑ̝-]"
    }
  ],
  "word": "tera-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi"
      },
      "expansion": "Internationalism",
      "name": "internationalism"
    },
    {
      "args": {
        "1": "en",
        "2": "tera-"
      },
      "expansion": "English tera-",
      "name": "cog"
    },
    {
      "args": {
        "1": "fi",
        "2": "grc",
        "3": "τέρας"
      },
      "expansion": "Ancient Greek τέρας (téras)",
      "name": "der"
    }
  ],
  "etymology_text": "Internationalism (see English tera-), ultimately from Ancient Greek τέρας (téras).",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "prefix",
        "head": ""
      },
      "expansion": "tera-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "tera-",
      "name": "fi-prefix"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Finnish entries with incorrect language header",
        "Finnish internationalisms",
        "Finnish lemmas",
        "Finnish prefixes",
        "Finnish terms derived from Ancient Greek",
        "Finnish terms with IPA pronunciation",
        "Pages with 6 entries",
        "Pages with entries",
        "fi:SI units"
      ],
      "glosses": [
        "tera-"
      ],
      "links": [
        [
          "tera-",
          "#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈterɑ-/"
    },
    {
      "ipa": "[ˈt̪e̞rɑ̝-]"
    }
  ],
  "word": "tera-"
}