"teras" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ine-pro",
        "3": "*kʷer-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τέρας"
      },
      "expansion": "Borrowed from Ancient Greek τέρας (téras)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek τέρας (téras).",
  "forms": [
    {
      "form": "terata",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "terata"
      },
      "expansion": "teras (plural terata)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "terato-"
        }
      ],
      "glosses": [
        "a grossly malformed fetus"
      ],
      "id": "en-teras-en-noun--2vVE7HP",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "malformed",
          "malformed"
        ],
        [
          "fetus",
          "fetus"
        ]
      ],
      "raw_glosses": [
        "(medicine) a grossly malformed fetus"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "teras"
}

{
  "derived": [
    {
      "word": "terato-"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ine-pro",
        "3": "*kʷer-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "τέρας"
      },
      "expansion": "Borrowed from Ancient Greek τέρας (téras)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek τέρας (téras).",
  "forms": [
    {
      "form": "terata",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "terata"
      },
      "expansion": "teras (plural terata)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms borrowed from Ancient Greek",
        "English terms derived from Ancient Greek",
        "English terms derived from Proto-Indo-European",
        "English terms derived from the Proto-Indo-European root *kʷer-",
        "Pages with 6 entries",
        "en:Medicine"
      ],
      "glosses": [
        "a grossly malformed fetus"
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "malformed",
          "malformed"
        ],
        [
          "fetus",
          "fetus"
        ]
      ],
      "raw_glosses": [
        "(medicine) a grossly malformed fetus"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "teras"
}