"theta" meaning in Spanish

{
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        "2": "Borrowed"
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      "expansion": "Borrowed",
      "name": "glossary"
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    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "θῆτα",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Ancient Greek θῆτα (thêta)",
      "name": "bor"
    },
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "θῆτα"
      },
      "expansion": "Borrowed from Ancient Greek θῆτα (thêta)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek θῆτα (thêta).",
  "forms": [
    {
      "form": "thetas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "theta f (plural thetas)",
      "name": "es-noun"
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  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "es",
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          "orig": "es:Greek letter names",
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            "Communication"
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      ],
      "glosses": [
        "theta; the Greek letter Θ, θ"
      ],
      "id": "en-theta-es-noun-0dcWHfy1",
      "links": [
        [
          "theta",
          "theta#English"
        ],
        [
          "Θ",
          "Θ"
        ],
        [
          "θ",
          "θ"
        ]
      ],
      "synonyms": [
        {
          "word": "zeta"
        },
        {
          "word": "tita"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈteta/"
    },
    {
      "ipa": "[ˈt̪e.t̪a]"
    },
    {
      "rhymes": "-eta"
    },
    {
      "ipa": "/ˈtita/"
    },
    {
      "ipa": "[ˈt̪i.t̪a]"
    },
    {
      "rhymes": "-ita"
    }
  ],
  "word": "theta"
}

{
  "etymology_templates": [
    {
      "args": {
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      "expansion": "Borrowed",
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    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "θῆτα",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Ancient Greek θῆτα (thêta)",
      "name": "bor"
    },
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "θῆτα"
      },
      "expansion": "Borrowed from Ancient Greek θῆτα (thêta)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek θῆτα (thêta).",
  "forms": [
    {
      "form": "thetas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
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      "expansion": "theta f (plural thetas)",
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  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Rhymes:Spanish/eta",
        "Rhymes:Spanish/eta/2 syllables",
        "Rhymes:Spanish/ita",
        "Rhymes:Spanish/ita/2 syllables",
        "Spanish 2-syllable words",
        "Spanish countable nouns",
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        "Spanish lemmas",
        "Spanish nouns",
        "Spanish terms borrowed from Ancient Greek",
        "Spanish terms derived from Ancient Greek",
        "Spanish terms with IPA pronunciation",
        "es:Greek letter names"
      ],
      "glosses": [
        "theta; the Greek letter Θ, θ"
      ],
      "links": [
        [
          "theta",
          "theta#English"
        ],
        [
          "Θ",
          "Θ"
        ],
        [
          "θ",
          "θ"
        ]
      ],
      "synonyms": [
        {
          "word": "zeta"
        },
        {
          "word": "tita"
        }
      ],
      "tags": [
        "feminine"
      ]
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  ],
  "sounds": [
    {
      "ipa": "/ˈteta/"
    },
    {
      "ipa": "[ˈt̪e.t̪a]"
    },
    {
      "rhymes": "-eta"
    },
    {
      "ipa": "/ˈtita/"
    },
    {
      "ipa": "[ˈt̪i.t̪a]"
    },
    {
      "rhymes": "-ita"
    }
  ],
  "word": "theta"
}