"clausal complement" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "clausal",
        "3": "complement"
      },
      "expansion": "clausal + complement",
      "name": "com"
    }
  ],
  "etymology_text": "From clausal + complement.",
  "forms": [
    {
      "form": "clausal complements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "clausal complement (plural clausal complements)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Grammar",
          "orig": "en:Grammar",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A complement which is a dependent clause."
      ],
      "id": "en-clausal_complement-en-noun-R4F3BWJh",
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "complement",
          "complement"
        ],
        [
          "dependent clause",
          "dependent clause"
        ]
      ],
      "raw_glosses": [
        "(grammar) A complement which is a dependent clause."
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "word": "clausal complement"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "clausal",
        "3": "complement"
      },
      "expansion": "clausal + complement",
      "name": "com"
    }
  ],
  "etymology_text": "From clausal + complement.",
  "forms": [
    {
      "form": "clausal complements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "clausal complement (plural clausal complements)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Grammar"
      ],
      "glosses": [
        "A complement which is a dependent clause."
      ],
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "complement",
          "complement"
        ],
        [
          "dependent clause",
          "dependent clause"
        ]
      ],
      "raw_glosses": [
        "(grammar) A complement which is a dependent clause."
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "word": "clausal complement"
}