"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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish internationalisms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "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 entries with topic categories using raw markup",
        "Finnish internationalisms",
        "Finnish lemmas",
        "Finnish prefixes",
        "Finnish terms derived from Ancient Greek",
        "Finnish terms with IPA pronunciation",
        "Finnish terms with non-redundant non-automated sortkeys",
        "fi:SI units"
      ],
      "glosses": [
        "tera-"
      ],
      "links": [
        [
          "tera-",
          "#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈterɑ-/"
    },
    {
      "ipa": "[ˈt̪e̞rɑ̝-]"
    }
  ],
  "word": "tera-"
}