"theta rhythm" meaning in All languages combined

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "theta",
        "3": "rhythm"
      },
      "expansion": "theta + rhythm",
      "name": "compound"
    }
  ],
  "etymology_text": "From theta + rhythm.",
  "forms": [
    {
      "form": "theta rhythms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "theta rhythm (plural theta rhythms)",
      "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"
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          "source": "w"
        },
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          "source": "w"
        },
        {
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      ],
      "glosses": [
        "A type of electrical activity in the brain: brain waves with a frequency of 4-8 hertz."
      ],
      "id": "en-theta_rhythm-en-noun-LSBrm-Fg",
      "links": [
        [
          "brain wave",
          "brain wave"
        ],
        [
          "hertz",
          "hertz"
        ]
      ],
      "related": [
        {
          "word": "theta wave"
        }
      ],
      "wikipedia": [
        "theta rhythm"
      ]
    }
  ],
  "word": "theta rhythm"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "theta",
        "3": "rhythm"
      },
      "expansion": "theta + rhythm",
      "name": "compound"
    }
  ],
  "etymology_text": "From theta + rhythm.",
  "forms": [
    {
      "form": "theta rhythms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "theta rhythm (plural theta rhythms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "theta wave"
    }
  ],
  "senses": [
    {
      "categories": [
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        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
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      ],
      "glosses": [
        "A type of electrical activity in the brain: brain waves with a frequency of 4-8 hertz."
      ],
      "links": [
        [
          "brain wave",
          "brain wave"
        ],
        [
          "hertz",
          "hertz"
        ]
      ],
      "wikipedia": [
        "theta rhythm"
      ]
    }
  ],
  "word": "theta rhythm"
}